The People That Time Forgot is a 1977 adventure fantasy film based on the novel The People That Time Forgot (1918) and Out of Time's Abyss (1918) by Edgar Rice Burroughs. Filmed in Technicolor, it was produced by Britain's Amicus Productions and directed by Kevin Connor. Like Connor's other two Burroughs-derived films, The Land That Time Forgot and At the Earth's Core, the film was distributed in the United States by American International Pictures. It is the last film made by Amicus before the production company folded.

The Land That Time Forgot is a 1974 adventure fantasy film directed by Kevin Connor and written by Michael Moorcock and James Cawthorn, based upon the 1918 novel The Land That Time Forgot by Edgar Rice Burroughs. The film, which is a British-American co-production, stars Doug McClure, John McEnery, Keith Barron, Susan Penhaligon, Anthony Ainley and Declan Mulholland.