Sean Pertwee: Sean Pertwee. Actor: Equilibrium. Sean Pertwee was born into a famous British theatrical family. He is the son of Jon Pertwee, who was mainly a comedy actor and was known for his starring roles in Doctor Who (1963), Worzel Gummidge (1979), the radio comedy series "The Navy Lark" and appearances in several "Carry On" films. His uncle, Michael Pertwee, and grandfather, Roland Pertwee, were prolific screenwriters and playwrights, and his...