Hjalmar Poelzig

Boris Karloff

Acting

Dr. Vitus Werdegast

Lugosi Béla

Acting

Peter Alison

David Manners

Acting

Joan Alison

Julie Bishop

Acting

The Majordomo

Egon Brecher

Acting

Thamal

Harry Cording

Acting

Karen

Lucille Lund

Acting

The Sergeant

Henry Armetta

Acting

The Lieutenant

Albert Conti

Acting

Cult Organist

John Carradine

Acting

Cultist (uncredited)

John George

Acting

Waiter (uncredited)

Albert Pollet

Acting