Doomwatch is a British science fiction television programme produced by the BBC, which ran on BBC1 between 1970 and 1972. The series was set in the then present day, and dealt with a scientific government agency led by Doctor Spencer Quist, responsible for investigating and combating various environmental and technological dangers.

Doomwatch is a 1972 British science fiction film directed by Peter Sasdy and starring Ian Bannen, Judy Geeson and John Paul. It was based on the BBC television series Doomwatch (1970–1972). The screenplay was written by Clive Exton. In the United States it was released by Embassy Pictures.