Lon Chaney Jr.
Dr. Mark Steel (as Lon Chaney)
Patricia Morison
Stella Madden
J. Carrol Naish
Inspector Gregg
David Bruce
Robert 'Bob' Duval
Holmes Herbert
Bryant, the Butler
Alec Craig
Bill, the Watchman
Frederick Giermann
Marion's Father (as Fred Gierman)
George Eldredge
District Attorney