Diretor/a
Alfred Vohrer
DIRETOR/A
Elenco (na ordem dos créditos)
Joachim Fuchsberger
Inspektor Higgins
Hubert von Meyerinck
Sir Arthur
Siw Mattson
Peggy Ward
Wolfgang Kieling
Sir Cecil
Pinkas Braun
The Stranger
Claude Farell
Adela
Peter Mosbacher
Ramiro
Siegfried Rauch
Dr. Brand
Otto Stern
Mr. Merryl
Renate Grosser
Mrs. Potter
Hans Krull
Mr. Potter
Lillemor 'Lill' Lindfors
Sabrina
Ilse Pagé
Miss Mabel Finley
Edith Schneider
Prof. Bound
Wolfgang Spier
Bannister
Ewa Strömberg
Library Clerk
Jimmy Powell
Casper
Dietrich Behne
Lachende Leiche (Double)(uncredited)
Thomas Danneberg
Flugkapitän(uncredited)
Eva Ebner
Sekretärin(uncredited)
Michael Miller
Monteur(uncredited)
Edgar Wallace(uncredited)(voice)
Max Wittmann
Der Alte(uncredited)