The Tomb of the Cybermen is the first serial of the fifth season of the British science fiction television series Doctor Who, which was originally broadcast in four weekly parts on BBC1 from 2 to 23 September 1967.

The fifth season of British science fiction television series Doctor Who began on 2 September 1967 with the first story of season 5 The Tomb of the Cybermen and ended on 1 June 1968 with The Wheel in Space. Only 22 out of 40 episodes are held in the BBC archives; 18 remain missing. As a result, only 2 serials exist entirely. However, The Abominable Snowmen, The Ice Warriors, The Web of Fear, and Fury from the Deep have had their missing episodes reconstructed using animation.