Otto Kruger

~ as ~

Dr. Stendahl

Vicky Lane

~ as ~

Paula Dupree - the Ape Woman

Amelita Ward

~ as ~

Ann Forrester

Phil Brown

~ as ~

Don Young

Jerome Cowan

~ as ~

Detective W.L. Harrigan

Rondo Hatton

~ as ~

Moloch the Brute

Eddie Acuff

~ as ~

Bill

Ernie Adams

~ as ~

Jim

Charles Wagenheim

~ as ~

Fred

Eddy Chandler

~ as ~

Motorcycle Cop