The Mysterious Monsters (1976)

Elenco

• 

  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