The Mysterious Monsters
- Godina: 1976
- Country: United States of America
- Žanr: Documentary, Horror, Fantasy
- Studio: Sunn Classic Pictures
- Ključna riječ: paranormal phenomena, hypnosis, bigfoot, yeti, loch, alien, conspiracy theory, ufo, psychic power
- Direktor: Robert Guenette
- Uloge: Peter Graves, Peter Hurkos, William Stenberg, Sidney Walter, Jerilou Whelchel, Roger Patterson