Ray Corrigan

Crash Corrigan (as Ray 'Crash' Corrigan)

John 'Dusty' King

Dusty King

Max Terhune

Alibi Terhune posing as The Professor (as Max 'Alibi' Terhune)

Elmer

Elmer - Alibi's Dummy

Julie Duncan

Ann Savage

Glenn Strange

Gray

Bob Kortman

Red Langdon

Ed Brady

Doctor Steve