House of the Dragon Cast Guide: Characters & Roles Explained

House of the Dragon Season 3 Complete Cast on HBO Max: Real Names, Roles, Age, Zodiac, Career and Full Actor Guide

House of the Dragon Season 3 is one of HBO Max’s biggest fantasy releases of 2026. The new season continues the Dance of the Dragons, the bloody Targaryen civil war between Team Black and Team Green. Fans are searching for the complete cast of House of the Dragon Season 3, real actor names, character roles, ages, zodiac signs, relationship status, net worth, height, weight and previous movies or dramas. This detailed SEO guide covers the major confirmed and expected cast members in a clean Blogger-compatible format.

Quick Cast Facts Table

Fact	Detail
Series	House of the Dragon
Season	Season 3
Platform	HBO Max
Premiere Date	June 21, 2026
Main Story	Dance of the Dragons
Main Sides	Team Black vs Team Green
Lead Actor	Emma D’Arcy
Lead Role	Queen Rhaenyra Targaryen
Major New Cast	James Norton as Ormund Hightower

House of the Dragon Season 3 Cast Timeline

Year	Timeline Detail
2022	House of the Dragon Season 1 introduced the Targaryen succession crisis.
2024	Season 2 expanded the war between Team Black and Team Green.
2026	Season 3 continues the Targaryen civil war with returning and new cast members.
June 21, 2026	Season 3 premiere on HBO and HBO Max.

 1. Emma D’Arcy as Queen Rhaenyra Targaryen

Emma D’Arcy remains the emotional center of House of the Dragon Season 3 as Queen Rhaenyra Targaryen. Their performance gives the character strength, grief, royal pressure and quiet danger. Rhaenyra is not only fighting for the Iron Throne; she is fighting for her father’s promise, her children’s future and her own identity as a ruler in a world that questions female power. Season 3 places Rhaenyra in a more serious phase of war, making Emma D’Arcy one of the most searched names in the House of the Dragon Season 3 complete cast.

Real Name	Emma Zia D’Arcy
Role	Queen Rhaenyra Targaryen
Date of Birth	June 27, 1992
Age on June 19, 2026	33 years
Zodiac Sign	Cancer
Height	Approx. 5 ft 7 in
Weight	Not officially disclosed
Husband/Boyfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	Wanderlust, Truth Seekers, Misbehaviour, Mothering Sunday, Hanna

 

2. Matt Smith as Prince Daemon Targaryen

Matt Smith returns as Daemon Targaryen, one of the most unpredictable and fascinating characters in the series. Daemon is a warrior, dragonrider, prince, husband and political weapon. His loyalty often feels powerful but dangerous, making him a fan-favorite character. In Season 3, Daemon’s role is expected to become even more important as the war grows larger. Matt Smith brings charisma, sharpness and emotional darkness to the character, making “Matt Smith House of the Dragon Season 3 cast” a strong SEO keyword for fans.

Real Name	Matthew Robert Smith
Role	Prince Daemon Targaryen
Date of Birth	October 28, 1982
Age on June 19, 2026	43 years
Zodiac Sign	Scorpio
Height	Approx. 6 ft
Weight	Not officially disclosed
Wife/Girlfriend	Not publicly confirmed
Net Worth	Public estimates vary; not officially disclosed
5 Other Works	Doctor Who, The Crown, Morbius, Last Night in Soho, The Forgiven

 

3. Olivia Cooke as Queen Alicent Hightower

Olivia Cooke plays Alicent Hightower, a deeply layered character caught between motherhood, faith, politics and regret. Alicent is one of the strongest Team Green figures, but her emotional journey is not simple. She has power, yet she is also trapped by the system around her. Olivia Cooke gives Alicent a human softness under royal pressure. In House of the Dragon Season 3, Alicent’s decisions may continue to affect the future of her children, the Hightowers and the Seven Kingdoms.

Real Name	Olivia Kate Cooke
Role	Queen Alicent Hightower
Date of Birth	December 27, 1993
Age on June 19, 2026	32 years
Zodiac Sign	Capricorn
Height	Approx. 5 ft 5 in
Weight	Not officially disclosed
Husband/Boyfriend	Not publicly confirmed
Net Worth	Public estimates vary; not officially disclosed
5 Other Works	Bates Motel, Ready Player One, Sound of Metal, Slow Horses, Vanity Fair

4. Tom Glynn-Carney as King Aegon II Targaryen

Tom Glynn-Carney plays King Aegon II Targaryen, the troubled ruler supported by Team Green. Aegon is not a simple villain; he is insecure, damaged and shaped by political manipulation. His claim to the Iron Throne creates the central conflict against Rhaenyra. In Season 3, Aegon’s survival, authority and emotional instability may become key parts of the story. Tom Glynn-Carney brings raw energy to Aegon, making him one of the most discussed actors in the complete House of the Dragon Season 3 cast.

Real Name	Tom Glynn-Carney
Role	King Aegon II Targaryen
Date of Birth	February 7, 1995
Age on June 19, 2026	31 years
Zodiac Sign	Aquarius
Height	Approx. 5 ft 10 in
Weight	Not officially disclosed
Wife/Girlfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	Dunkirk, The King, Tolkien, SAS Rogue Heroes, The Jetty

5. Ewan Mitchell as Prince Aemond Targaryen

Ewan Mitchell plays Aemond Targaryen, one of the most dangerous warriors in House of the Dragon. Aemond is known for his cold stare, military ambition and bond with the massive dragon Vhagar. His actions helped push the conflict into a more violent direction. In Season 3, Aemond is expected to remain a central force for Team Green. Ewan Mitchell’s performance is intense and mysterious, which makes Aemond one of the most searched characters in House of the Dragon Season 3.

Real Name	Ewan Mitchell
Role	Prince Aemond Targaryen
Date of Birth	Reported as March 8, 1997
Age on June 19, 2026	29 years, if reported date is correct
Zodiac Sign	Pisces
Height	Approx. 5 ft 10 in
Weight	Not officially disclosed
Wife/Girlfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	The Last Kingdom, World on Fire, High Life, Trigger Point, Saltburn

 

6. Steve Toussaint as Lord Corlys Velaryon

Steve Toussaint plays Lord Corlys Velaryon, also known as the Sea Snake. Corlys is a proud lord, a powerful naval leader and an important supporter of Rhaenyra’s cause. His experience, wealth and command of ships make him essential to Team Black. Season 3 may give Corlys even more political and military importance as the war expands. Steve Toussaint’s strong screen presence makes Corlys feel wise, wounded and still dangerous. He remains one of the most important senior figures in the House of the Dragon Season 3 cast.

Real Name	Steve Toussaint
Role	Lord Corlys Velaryon
Date of Birth	March 22, 1965
Age on June 19, 2026	61 years
Zodiac Sign	Aries
Height	Approx. 6 ft 3 in
Weight	Not officially disclosed
Wife/Girlfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	Prince of Persia, Judge Dredd, Doctor Who, Line of Duty, It’s a Sin

 

7. Fabien Frankel as Ser Criston Cole

Fabien Frankel plays Ser Criston Cole, one of the most controversial characters in House of the Dragon. Criston begins as a skilled knight but becomes a major political and military figure for Team Green. His complicated history with Rhaenyra and loyalty to Alicent create emotional tension. Season 3 may show Criston’s battlefield role more strongly as war spreads across Westeros. Fabien Frankel gives the character pride, anger and deep inner conflict, making Ser Criston Cole an important SEO keyword in the House of the Dragon Season 3 cast list.

Real Name	Fabien Joseph Frankel
Role	Ser Criston Cole
Date of Birth	April 6, 1994
Age on June 19, 2026	32 years
Zodiac Sign	Aries
Height	Approx. 5 ft 10 in
Weight	Not officially disclosed
Wife/Girlfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	The Serpent, Last Christmas, NYPD Blue, Venice at Dawn, An Uncandid Portrait

8. Sonoya Mizuno as Mysaria

Sonoya Mizuno plays Mysaria, also known as the White Worm. Mysaria is a smart political survivor who understands power from the streets rather than the throne. Her role has grown from Daemon’s former companion to a key adviser and intelligence figure. In Season 3, Mysaria may continue to shape events through secrets, networks and political strategy. Sonoya Mizuno gives the character calm intelligence and quiet strength. Her presence adds a different kind of power to the House of the Dragon Season 3 complete cast.

Real Name	Sonoya Mizuno
Role	Mysaria
Date of Birth	July 1, 1986
Age on June 19, 2026	39 years
Zodiac Sign	Cancer
Height	Approx. 5 ft 7 in
Weight	Not officially disclosed
Husband/Boyfriend	Not publicly confirmed
Net Worth	Public estimates vary; not officially disclosed
5 Other Works	Ex Machina, Devs, Crazy Rich Asians, Maniac, Annihilation

9. Rhys Ifans as Ser Otto Hightower

Rhys Ifans plays Ser Otto Hightower, one of the sharpest political minds in the series. Otto’s ambition and strategy helped create the conditions for war. He is Alicent’s father and a major architect of Team Green’s rise. Even when his power changes, his influence remains important. In Season 3, the Hightower family becomes more relevant with the arrival of Ormund Hightower. Rhys Ifans gives Otto intelligence, cold control and political weight, making him a key name in the House of the Dragon cast guide.

Real Name	Rhys Ifans
Role	Ser Otto Hightower
Date of Birth	July 22, 1967
Age on June 19, 2026	58 years
Zodiac Sign	Cancer
Height	Approx. 6 ft 2 in
Weight	Not officially disclosed
Wife/Girlfriend	Not publicly confirmed
Net Worth	Public estimates vary; not officially disclosed
5 Other Works	Notting Hill, The Amazing Spider-Man, The King’s Man, The Boat That Rocked, Berlin Station

 

10. Harry Collett as Jacaerys Velaryon

Harry Collett plays Prince Jacaerys Velaryon, also known as Jace. He is Rhaenyra’s eldest son and one of Team Black’s most important young leaders. Jace carries the pressure of being heir, diplomat and dragonrider during a deadly civil war. Season 3 may test his courage and political maturity as the battle lines become more dangerous. Harry Collett brings sincerity and youthful strength to the role, making Jacaerys Velaryon a vital character in the House of the Dragon Season 3 complete cast.

Real Name	Harry Collett
Role	Jacaerys Velaryon
Date of Birth	January 17, 2004
Age on June 19, 2026	22 years
Zodiac Sign	Capricorn
Height	Approx. 5 ft 7 in
Weight	Not officially disclosed
Wife/Girlfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	Dolittle, Dunkirk, Casualty, Galavant, The Hive

 

11. Bethany Antonia as Baela Targaryen

Bethany Antonia plays Baela Targaryen, the brave daughter of Daemon Targaryen and Laena Velaryon. Baela belongs to Team Black and carries both Targaryen fire and Velaryon strength. She is a dragonrider and one of the younger characters expected to matter more as war expands. Bethany Antonia gives Baela confidence, courage and emotional loyalty. In Season 3, Baela may become more active in the conflict, making her an important name in searches for House of the Dragon Season 3 cast and characters.

Real Name	Bethany Antonia
Role	Baela Targaryen
Date of Birth	December 25, 1997
Age on June 19, 2026	28 years
Zodiac Sign	Capricorn
Height	Approx. 5 ft 5 in
Weight	Not officially disclosed
Husband/Boyfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	Get Even, Stay Close, Nolly, Pin Cushion, There’s Always Hope

 

12. Phoebe Campbell as Rhaena Targaryen

Phoebe Campbell plays Rhaena Targaryen, Baela’s sister and another important member of Team Black. Rhaena’s story is quieter than some of the battlefield characters, but her emotional importance is strong. She represents the younger generation of Targaryens living under the shadow of war. Season 3 may give Rhaena more room as the family conflict becomes more dangerous. Phoebe Campbell’s performance brings sensitivity and royal dignity to the role, making Rhaena Targaryen a strong supporting keyword for House of the Dragon Season 3 cast searches.

Real Name	Phoebe Campbell
Role	Rhaena Targaryen
Date of Birth	Not officially disclosed
Age on June 19, 2026	Not officially confirmed
Zodiac Sign	Not officially confirmed
Height	Not officially disclosed
Weight	Not officially disclosed
Husband/Boyfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	Midsomer Murders, The Last Dragonslayer, Heart’s Ease, House of the Dragon, theatre work

 

13. Phia Saban as Helaena Targaryen

Phia Saban plays Helaena Targaryen, one of the most tragic and mysterious characters in House of the Dragon. Helaena often speaks in strange, prophetic lines that carry deeper meaning. She is part of Team Green by family, but emotionally she feels separate from the cruelty around her. Season 3 may continue to explore the sadness and symbolic importance of Helaena’s character. Phia Saban’s calm and haunting performance makes Helaena a memorable part of the House of the Dragon Season 3 complete cast.

Real Name	Phia Saban
Role	Helaena Targaryen
Date of Birth	September 19, 1998
Age on June 19, 2026	27 years
Zodiac Sign	Virgo
Height	Approx. 5 ft 7 in
Weight	Not officially disclosed
Husband/Boyfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	The Last Kingdom, House of the Dragon, theatre work, short films, stage performances

 

14. Matthew Needham as Larys Strong

Matthew Needham plays Larys Strong, one of the most quietly dangerous figures in the series. Larys uses secrets, fear and personal weakness as weapons. He does not need a dragon to be powerful; his strength comes from information and manipulation. In Season 3, Larys may remain an important player inside Team Green’s political world. Matthew Needham makes the character unsettling and intelligent, which makes Larys Strong an important supporting name in any House of the Dragon Season 3 cast guide.

Real Name	Matthew Needham
Role	Larys Strong
Date of Birth	April 13, 1984
Age on June 19, 2026	42 years
Zodiac Sign	Aries
Height	Approx. 5 ft 10 in
Weight	Not officially disclosed
Wife/Girlfriend	Not publicly confirmed
Net Worth	Not officially disclosed
5 Other Works	Chernobyl, Sanditon, The Ritual, Endeavour, Casualty

 

15. James Norton as Ormund Hightower

James Norton joins House of the Dragon Season 3 as Ormund Hightower, a major new character connected to Team Green. Ormund is linked to the powerful Hightower family and brings fresh political and military weight to the story. His arrival is important because the war is no longer limited to palace arguments; armies, houses and regional powers are now moving. James Norton is already known for strong dramatic roles, so his casting has created major excitement among fans searching for new House of the Dragon Season 3 cast members.

Real Name	James Geoffrey Ian Norton
Role	Ormund Hightower
Date of Birth	July 18, 1985
Age on June 19, 2026	40 years
Zodiac Sign	Cancer
Height	Approx. 6 ft 1 in
Weight	Not officially disclosed
Wife/Girlfriend	Not publicly confirmed
Net Worth	Public estimates vary; not officially disclosed
5 Other Works	Happy Valley, Grantchester, The Nevers, Little Women, McMafia

Team Black Cast Keywords

☑️ Emma D’Arcy as Rhaenyra Targaryen

☑️ Matt Smith as Daemon Targaryen

☑️ Steve Toussaint as Corlys Velaryon

☑️ Harry Collett as Jacaerys Velaryon

☑️ Bethany Antonia as Baela Targaryen

☑️ Phoebe Campbell as Rhaena Targaryen

Team Green Cast Keywords

☑️ Olivia Cooke as Alicent Hightower

☑️ Tom Glynn-Carney as Aegon II Targaryen

☑️ Ewan Mitchell as Aemond Targaryen

☑️ Phia Saban as Helaena Targaryen

☑️ Rhys Ifans as Otto Hightower

☑️ Fabien Frankel as Criston Cole

☑️ James Norton as Ormund Hightower

Social Media Links Table

Platform	Search Term
Facebook	House of the Dragon Season 3 cast
Instagram	HOTD Season 3 actors
YouTube	House of the Dragon cast interviews
TikTok	House of the Dragon character edits
X	House of the Dragon cast update

Tags

House of the Dragon Season 3 cast, House of the Dragon Season 3 complete cast, House of the Dragon Season 3 actors, HBO Max House of the Dragon cast, HOTD Season 3 cast, House of the Dragon Season 3 cast list, House of the Dragon Season 3 characters, Emma D’Arcy House of the Dragon Season 3, Matt Smith Daemon Targaryen, Olivia Cooke Alicent Hightower, Tom Glynn-Carney Aegon II, Ewan Mitchell Aemond Targaryen, James Norton Ormund Hightower, House of the Dragon Team Black cast, House of the Dragon Team Green cast, House of the Dragon Season 3 new cast, complete House of the Dragon cast guide.

Call to Action

If you are excited for House of the Dragon Season 3 on HBO Max, save this complete cast guide and share it with other fantasy drama fans. Follow the official release schedule, watch legally, and enjoy the return of Westeros with its powerful actors, emotional conflicts and unforgettable dragons.

Conclusion

House of the Dragon Season 3 has a powerful cast filled with returning stars and exciting new names. Emma D’Arcy, Matt Smith, Olivia Cooke, Tom Glynn-Carney, Ewan Mitchell, Steve Toussaint, Fabien Frankel, Sonoya Mizuno, Rhys Ifans, Harry Collett, Bethany Antonia, Phoebe Campbell, Phia Saban, Matthew Needham and James Norton all help make the season one of the most anticipated fantasy events of 2026. The real strength of the cast is not only their fame, but how they bring pain, ambition, pride and tragedy into the world of House Targaryen.

Frequently Asked Questions

❓ Who is in the House of the Dragon Season 3 cast?

The cast includes Emma D’Arcy, Matt Smith, Olivia Cooke, Tom Glynn-Carney, Ewan Mitchell, Steve Toussaint, Fabien Frankel, Sonoya Mizuno, Rhys Ifans, Harry Collett, Bethany Antonia, Phoebe Campbell, Phia Saban, Matthew Needham and James Norton.

❓ Who plays Rhaenyra Targaryen in Season 3?

Emma D’Arcy plays Queen Rhaenyra Targaryen.

❓ Who plays Daemon Targaryen?

Matt Smith plays Prince Daemon Targaryen.

❓ Who plays Alicent Hightower?

Olivia Cooke plays Queen Alicent Hightower.

❓ Who plays Aegon II Targaryen?

Tom Glynn-Carney plays King Aegon II Targaryen.

❓ Who plays Aemond Targaryen?

Ewan Mitchell plays Prince Aemond Targaryen.

❓ Who is the new cast member in Season 3?

James Norton joins Season 3 as Ormund Hightower.

❓ Is House of the Dragon Season 3 on HBO Max?

Yes, Season 3 is available through HBO and HBO Max where the service is available.

❓ What is Team Black?

Team Black supports Rhaenyra Targaryen’s claim to the Iron Throne.

❓ What is Team Green?

Team Green supports Aegon II Targaryen’s claim to the Iron Throne.

❓ Who plays Corlys Velaryon?

Steve Toussaint plays Lord Corlys Velaryon.

❓ Who plays Criston Cole?

Fabien Frankel plays Ser Criston Cole.

❓ Who plays Mysaria?

Sonoya Mizuno plays Mysaria, also known as the White Worm.

❓ Who plays Otto Hightower?

Rhys Ifans plays Ser Otto Hightower.

❓ Who plays Jacaerys Velaryon?

Harry Collett plays Jacaerys Velaryon.

❓ Who plays Baela Targaryen?

Bethany Antonia plays Baela Targaryen.

❓ Who plays Rhaena Targaryen?

Phoebe Campbell plays Rhaena Targaryen.

❓ Who plays Helaena Targaryen?

Phia Saban plays Helaena Targaryen.

❓ Who plays Larys Strong?

Matthew Needham plays Larys Strong.

❓ Who plays Ormund Hightower?

James Norton plays Ormund Hightower in Season 3.

❓ Is the cast of House of the Dragon Season 3 confirmed?

Many returning actors are confirmed or strongly expected, while Season 3 also adds new characters such as Ormund Hightower.

❓ Is Season 3 based on Fire and Blood?

Yes, House of the Dragon is based on George R. R. Martin’s Fire & Blood.

❓ Why is the cast so popular?

The cast is popular because the actors bring emotional depth, political tension and strong performances to the Targaryen civil war.

❓ Which cast member is most searched?

Emma D’Arcy, Matt Smith, Olivia Cooke, Tom Glynn-Carney and Ewan Mitchell are among the most searched cast members.

❓ Should I watch previous seasons before Season 3?

Yes, watching Seasons 1 and 2 helps understand the characters, family conflict and political background.

Disclaimer: This article is for informational and entertainment purposes only. Relationship status, weight and net worth are included only where publicly discussed and should not be treated as official unless confirmed by the actor or authorized representatives.

You May Read This Also