George Sanders

Simon Templar

Helene Reynolds

Anne Bitts

Jonathan Hale

Inspector Henry Fernack

Lugosi Béla

Partner

Donald MacBride

Inspector John H. Bohlen

John F. Hamilton

Limpy

Thomas W. Ross

Professor Horatio T. Bitts

Elliott Sullivan

Monk 'Warren'

Stanley Blystone

Detective Sadler (uncredited)