Lon Chaney Jr.

Dr. Mark Steel (as Lon Chaney)

Patricia Morison

Stella Madden

J. Carrol Naish

Inspector Gregg

David Bruce

Robert 'Bob' Duval

Ramsay Ames

Maria Steele

Fay Helm

Mrs. Duval

Holmes Herbert

Bryant, the Butler

Alec Craig

Bill, the Watchman

Lisa Golm

Marion's Mother

Charles Wagenheim

Coroner

George Eldredge

District Attorney

John Elliott

Priest

Earle Hodgins

Charles R. Moore

Kernan Cripps

Al Ferguson

David Hoffman

Rex Lease

Frank Marlowe

Jack Rockwell