Lon Chaney Jr.

Charles "Butcher" Benton

Max Showalter

Lt. Richard Chasen

Marian Carr

Eva Martin

Stuart Randall

Capt. John Lauder

Ross Elliott

Paul Lowe

Ken Terrell

Joe Marcelli

Marvin Press

"Squeamy" Ellis (uncredited)

Robert Shayne

Dr. Bradshaw

Joe Flynn

Bradshaw's Assistant