Cast
- Roger Creed
- The Phantom / Mr. Walker
- Paulette Goddard
- Mrs. Harris
- Lon Chaney Jr.
- Jed
- Reginald Denny
- Commissioner R.G. Mallory
- Allan Nixon
- Doc Sanders
- Chaino
- Chaino
- Marc Davis
- Hardy
- Richard Kiel
- Big Mike
- Morgan Lane
- Lt. Hartwell
- Robert Curtis
- Johnson
- Don Garey
- Vince Howard
- Glen Marshall
- Deek
- Mike De Anda
- Jim
- Ewing Miles Brown
- Barney
- Devil
- Devil, Phantom's Dog
- Bill Coontz
- Guard
- Marilyn Gilbert
- Diana
- Bob Guthrie
- Prison Guard
Additional Crew
- Al Brodax
- production executive
- Ralph Helfer
- animal supervisor: Nature's Haven Wild Animal Rental Co.
- Roland Price
- photographic consultant
- Lee Strosnider
- production assistant
- Jack Weatherwax
- trainer: "Devil"
