Terrence Dowd

Lee Bowman

Acting

Claire Adamson

Elyse Knox

Acting

Ruth Kroner

Gloria Jean

Acting

Sally Mullin

Peggy Ryan

Acting

Johnny Colton

Lon Chaney Jr.

Acting

Professor Joseph Kroner

Ludwig Donath

Acting

Danny Kroner

Ray McDonald

Acting

Doctor Henlein

Joel Marston

Acting

Sergeant Mullin

Richard Lane

Acting

Mrs. Mullin

Irene Ryan

Acting

Lennie Dowd

Lanny Simpson

Acting

Father Callaghan

Paul Guilfoyle

Acting

Lulu Troy

Iris Adrian

Acting

Carol Anne

Kay Anne Nelson

Acting

Luigi

Martín Garralaga

Acting

Charlie Li

Lee Tung Foo

Acting

Captain Blake

Robert Emmett Keane

Acting

Uncredited

Harry Antrim

Acting