Classic British sci-fi adventure starring Jon Pertwee. When the Sea Devils take over the naval base, the Doctor is forced to work with the Master to revive the creatures' colony.

Classic British sci-fi adventure with Jon Pertwee, William Hartnell and Patrick Troughton. Three incarnations of the Doctor join forces to face the evil Omega in a universe of antimatter.

Classic British sci-fi adventure with Jon Pertwee, William Hartnell and Patrick Troughton. The third Doctor and Jo find themselves on an artificial world inside a black hole.

Classic British sci-fi adventure with Jon Pertwee, William Hartnell and Patrick Troughton. The Time Lord Omega reveals himself to the third Doctor along with his plan for vengeance.

Classic British sci-fi adventure with Jon Pertwee, William Hartnell and Patrick Troughton. The Doctors discover a secret about Omega that gives them an advantage in ending his deadly plot.

Classic British sci-fi adventure starring Jon Pertwee. During a test of a new dematerialisation circuit, the TARDIS transports the Doctor and Jo into the hold of a 1920s cargo ship.

Classic British sci-fi adventure starring Jon Pertwee. While the Doctor and Jo try to find a way out, the crew of the Bernice suddenly becomes a lot more dangerous.

Classic British sci-fi adventure starring Jon Pertwee. When the Doctor and Jo return to the Bernice to aid their escape, they find themselves pursued by the Drashigs.

Classic British sci-fi adventure starring Jon Pertwee. The Doctor joins forces with Vorg in order to save innocent lives, but Kalik is still determined to start a rebellion.