Krypton (TV) Cast
The cast of Krypton. Updated on September 15, 2025.
65 actors
Cameron Cuffe
as Seg-El (20 episodes)

Cameron Cuffe portrays Seg-El, the protagonist of the show. Seg-El is the grandfather of Superman and is burdened with the responsibility of ensuring Krypton's survival. He is a skilled fighter, determined and resourceful, striving to restore his family's honor and protect his planet.

Shaun Sipos
as Adam Strange (20 episodes)

Shaun Sipos plays the role of Adam Strange, a time traveler from Earth who finds himself on Krypton. Adam Strange is tasked with warning Seg-El about the impending danger that could change the fate of Krypton and the universe itself.

Georgina Campbell
as Lyta-Zod (20 episodes)

Georgina Campbell portrays Lyta-Zod, a fierce warrior and member of the military guild. Lyta-Zod is also the love interest of Seg-El and becomes entangled in the political conflicts and power struggles that threaten to tear Krypton apart.

Wallis Day
as Nyssa-Vex (20 episodes)

Wallis Day brings the character of Nyssa-Vex to life. Nyssa-Vex is a highly intelligent scientist and a member of the House of Vex, one of Krypton's powerful families. She becomes a key player in the political game and is willing to do whatever it takes to protect her family's interests.

Colin Salmon
as General Zod (17 episodes)

Colin Salmon portrays the iconic villain General Zod. General Zod is a ruthless military leader who seeks to reshape Krypton's destiny. He poses a significant threat to Seg-El and plays a pivotal role in the overarching conflict of the show.

Ann Ogbomo
as Jayna-Zod (20 episodes)

Ann Ogbomo plays Jayna-Zod, the mother of Lyta-Zod and a high-ranking officer in the Kryptonian military. Jayna-Zod is a tough and disciplined warrior with a strong sense of duty, torn between her allegiance to her family and her commitment to upholding Kryptonian traditions.

Aaron Pierre
as Dev-Em (20 episodes)

Aaron Pierre portrays Dev-Em, a conflicted character torn between loyalty to his people and his own moral compass. Dev-Em is part of a resistance movement and aids Seg-El in his quest to save Krypton from destruction.

Ian McElhinney
as Val-El (20 episodes)

Ian McElhinney brings the wise and knowledgeable character of Val-El to life. Val-El is Seg-El's grandfather and a brilliant scientist who was shamed and executed for his controversial beliefs. His legacy and teachings inspire Seg-El in his journey to protect Krypton.

Elliot Cowan
as Daron-Vex (10 episodes)
Blake Ritson
as Brainiac (20 episodes)
Rasmus Hardiker
as Kem (20 episodes)
Hannah Waddingham
as Jax-Ur (13 episodes)
Paula Malcomson
as Charys-El (1 episode)
Rupert Graves
as Ter-El (1 episode)
Gordon Alexander
as Commander Quex-Ul (1 episode)
Richard Pepple
as Tonzol (1 episode)
Alexis Raben
as Rhom (3 episodes)
Emmanuel Ighodaro
as Lor-Zod (1 episode)
Nicholas Witham Mueller
as Young Seg (1 episode)
Phill Langhorne
as Lawmaker (1 episode)
Danijel Korša
as Prisoner (1 episode)
Josh Bradshaw
as Cadet (1 episode)
Adam Fielding
as Cadet (1 episode)
Hadrian Howard
as Technician (1 episode)
Peter Basham
as Technician (1 episode)
Christopher Grant
as Sagitari Soldier (1 episode)
Sara Dylan
as Sagitari Soldier (1 episode)
Stephen Kelly
as Terrified Rankless (1 episode)
Martin Pemberton
as Angry Rankless (1 episode)
Sean McNamee
as Confused Rankless (1 episode)
Kim Adis
as Anda (1 episode)
India Mullen
as Sevi (4 episodes)
Killian Coyle
as Tak (1 episode)
Nigel O'Neill
as Intel Chief (1 episode)
Asiatu Koroma
as Young Jayna (1 episode)
Sarah Armstrong
as Kiyo (3 episodes)
Andrea Vasiliou
as Kol-Da (3 episodes)
Malachi Hallett
as Young Vidar (1 episode)
Lucy McConnell
as Sagitari Soldier (1 episode)
Desmond Eastwood
as Taz-Ran (1 episode)
Jennifer Lee Moon
as Tai-Un (2 episodes)
Beatrice Comins
as Anireh (2 episodes)
Tony Flynn
as Ton-Re (1 episode)
Chris McCurry
as Ven (1 episode)
Patrick Buchanan
as Dar-On (2 episodes)
Miles Yekinni
as Tall Sagitari (1 episode)
Tipper Seifert-Cleveland
as Ona (6 episodes)
Theo Morton
as Muscular Conspirator (1 episode)
Esosa Ighodaro
as Sagitari (1 episode)
Natalia Kostrzewa
as Woman (1 episode)
Lukas Loughran
as Junra (3 episodes)
Christopher Sciueref
as Katich (1 episode)
Nicholas Prasad
as Mal (1 episode)
David Crowley
as Yim-Gar (1 episode)
Shobu Kapoor
as Mama Zed (2 episodes)
Faisal Mohammed
as Vidar-Zod (2 episodes)
Emmett Scanlan
as Lobo (3 episodes)
Paul Kennedy
as Tovis-Fen (1 episode)
Sonita Henry
as Raika (5 episodes)
Ciarán Owens
as Commander Preus (2 episodes)
Kae Alexander
as Araame (4 episodes)
Aoibhinn McGinnity
as Lis-Ser (1 episode)
Johanna O'Brien
as Rebel Tech (1 episode)
Christine Clare
as Commander (1 episode)
Rolan Bell
as Commander Rel-Tut (1 episode)
For the best insights and data about the TV show Krypton, visit our main Krypton page.