Insp. Perkins
Yvonne Duvall / Nora Wilson
Sir Arthur
Sgt. Pepper
Lord Bruce Sheringham
Miss Mabel Finley
Linda Svenson
Doris (as Eva Strömberg)
Leslie (as Marlies Draeger)
Leila
Lady Sheringham
Nuthacher
Liz
Rubiro
Ann
Parker
Archibald Jefferson
Boss
Eric
Bob
Mr. Randel
Hotel Porter
Donovan
Smith
Stoke
Laura (Mitarbeiterin Billardclub)
Dick
Mann in der Kabine
George
Clark (uncredited)
Stimme der Puppe (uncredited)
John (uncredited)
Jack (uncredited)
Daisy (Mitarbeiterin Billardclub) (uncredited)
Polizist (Billardschlägerei) (uncredited)
Ray (uncredited)
Messerwerfer (uncredited)
Polizist ('Sie sollen beten') (uncredited)
Softy (uncredited)
Kapitän (Olaf Ericsen) (uncredited)
Edgar Wallace (voice) (archive footage) (uncredited)