The Master vs the Doctor | The Deadly Assassin | Doctor Who

The Doctor faces off against his oldest adversary to save Gallifrey and the Time Lords. Subscribe to Doctor Who for more exclusive videos: WATCH MORE: The Fourth Doctor: The Fourth Doctor Titles: The Collection Trailers: MORE ABOUT DOCTOR WHO: Welcome to the Doctor Who Channel! Travel in the TARDIS with clips dating back to the Doctor’s first incarnation in 1963, all