Tom Tyler

Godfrey Prescott / The Phantom

Kenneth MacDonald

Dr. Bremmer

Frank Shannon

Professor Davidson

Jeanne Bates

Diana Palmer

Ernie Adams

Rusty Fenton (uncredited)

Anthony Caruso

Count Silento (uncredited)

George Chesebro

Marsden (uncredited)

Edmund Cobb

Grogan (uncredited)

Iron Eyes Cody

Native (uncredited)

Dick Curtis

Tartar Chieftain (uncredited)

I. Stanford Jolley

Watson (uncredited)

Frank Shannon

Prof. Davidson (uncredited)

Jay Silverheels

Astari Warrior (uncredited)

Dan White

Braddock (uncredited)

Ace the Wonder Dog

Devil (uncredited)