The Mysterious Monsters (1976)
Ver ahoraDocumental, Terror, Fantasía
Reparto
- Peter Graves — Himself - Narrator
- Peter Hurkos — Himself
- William Stenberg — Himself
- Sidney Walter — Himself (as Dr. Sidney Walter)
- Jerilou Whelchel — Herself
- Roger Patterson — Archive Footage
- Peter C. Byrne — Self
- Grover Krantz — Self
- Adrian Shine — Loch Ness Investigator
- Robert W. Morgan — Self
- John Green — Self