Vincent Price

as Dr. Anton Phibes

Robert Quarry

as Darius Biederbeck

Valli Kemp

as Vulnavia

Hugh Griffith

as Harry Ambrose

John Thaw

as Shavers

Keith Buckley

as Stewart

Lewis Fiander

as Baker

Gerald Sim

as Hackett

Milton Reid

as Manservant - Cheng

Peter Jeffrey

as Inspector Trout

John Cater

as Superintendent Waverly

Peter Cushing

as Ship's Captain

Beryl Reid

as Miss Ambrose

Terry-Thomas

as Lombardo

Fiona Lewis

as Diana Trowbridge

Caroline Munro

as Victoria Phibes (uncredited)

John Comer

as Ship's Officer

Gary Owens