Gareth Thomas plays Roj Blake; Paul Darrow plays Kerr Avon; Sally Knyvette plays Jenna Stannis. ‘Blake’s 7‘ is a BBC sci-fi series about a rebel crew fighting a totalitarian Earth government.
Main cast
- Roj BlakeGareth Thomas1–3Main
- Kerr AvonPaul Darrow1–4Main
- Jenna StannisSally Knyvette1–2Main
- Olag GanDavid Jackson1–2Main
- Vila RestalMichael Keating1–4Main
- CallyJan Chappell1–4Main
- ServalanJacqueline Pearce1–4Main
- TravisStephen Greif1Main
- Travis (recast)Brian Croucher2–3Main
- Kleggs / various villainsCrispin Letts1–2Main
Supporting cast
- Dayna MellanbyJosette Simon3–4Supp
- TarrantSteven Pacey3–4Supp
- SoolinGlynis Barber4Supp
- Orac (voice)Peter Tuddenham1–4Supp
- Zen (voice)Peter Tuddenham1–4Supp
- Slave (voice)Peter Tuddenham3–4Supp
Guest & voice
- Space CommanderDerek Farr1Guest
- FenPatsy Smart1Guest
No matches — try another name.
About this cast
Blake’s 7 is a British science fiction television series originally broadcast by BBC One from 1978 to 1981. It follows the outlaw Roj Blake and his crew of rebels aboard the stolen spaceship Liberator as they battle the tyrannical Federation. The series is known for its strong character ensemble and bleak, adult tone.
FAQs
Who plays Roj Blake in Blake’s 7?
Roj Blake is played by Gareth Thomas. He left the series after the third season and his character was written out.
Who plays Kerr Avon in Blake’s 7?
Kerr Avon is played by Paul Darrow. Avon became the central anti-hero after Blake’s departure and appears in all four seasons.
Who plays Servalan in Blake’s 7?
Servalan, the ruthless Supreme Commander of the Federation, is played by Jacqueline Pearce. She appears throughout the entire series.
Is Blake’s 7 related to Doctor Who?
Both are BBC sci-fi programmes, but they are not directly connected. However, some actors have appeared in both series, and the show was created by Terry Nation, who also created the Daleks for Doctor Who.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026