Jacqueline Pearce, best known as arch villain Supreme Commander Servalan has died, aged 74. She had lung cancer.

Pearce appeared in two Hammer films, The Plague of the Zombies and The Reptile, a Carry On as well as tv shows such as Danger Man, The Avengers, Man in a Suitcase, Public Eye, Callan, Special Branch, Dark Season and Zoo Gang.

Her standout role was as the Federation’s authoritarian mastermind hunting rebels in Blake’s 7. When she wasn’t further he own ambitions to control the universe. She played a similar character in The Two Doctors and performed in several Big Finish audio plays including some featuring John Hurt as The War Doctor.