Sean Pertwee (born 4 June 1964) is an English actor well known for his film and voice over work. He is the son of Jon Pertwee, who was best known for playing the third incarnation of The Doctor in the long-running television series Doctor Who.
Modern Doctor Who has been running since 2005, and has been going strong for a long, long while. We know who was cast in the original, but what if they weren't available?