| The Mysterious Monsters | |
|---|---|
| Directed by | Robert Guenette |
| Written by | Robert Guenette |
| Starring | Peter Graves |
Release date | July 1976 |
Running time | 86 min |
| Language | English |
The Mysterious Monsters (also known as Bigfoot: The Mysterious Monster) is a 1976 documentary film written and directed by Robert Guenette about Bigfoot and other cryptids.