All Cast
John Agar
Barry Rogers
Francine York
Pat Trent
Jeff Alexander
Dr. Simond Trent
Shirley McLine
Brenda Simmons
Cal Duggan
Ritchie
Charles McLine
Rabbit Simms
Bill McGhee
Tracker
Bill Thurman
Driscoll West / The Swamp Creature
Tony Huston
Tom
Ted Mitchell
Valjean
Roger Ready
Frenchie
Gayle Johnson
Mura
Michael Tolden
Elderly Father
Annabelle Weenick
Hotel Clerk
Patrick Cranshaw
Pilot
J.V. Lee
Brother