"Two newlyweds spy on the Nazis for the British Secret Service during their honeymoon in Europe."
Joan Crawford
as Frances Myles
Fred MacMurray
as Richard Myles
Conrad Veidt
as Hassert Seidel
Basil Rathbone
as Sig von Aschenhausen
Reginald Owen
as Dr. Mespelbrunn
Richard Ainley
as Peter Galt
Cecil Cunningham
as Countess
Ann Shoemaker
as Aunt Ellen
Sara Haden
as Aunt Hattie
Felix Bressart
as Mr. A. Werner
Bruce Lester
as Thornley
Johanna Hofer
as Frau Kleist
Lotte Palfi Andor
as Ottilie
George Aldwin
as Student (Uncredited)
Edit Angold
as German Woman (Uncredited)
Frank Arnold
as Poet at Frisky Rabbit (Uncredited)
Felix Basch
as Guide (Uncredited)
Frederick Bauer
as German Boy (Uncredited)
Eumenio Blanco
as Patron in Frisky Rabbit (Uncredited)
Walter Bonn
as German Guard (Uncredited)
Sven Hugo Borg
Nina Borget
Matthew Boulton
as Constable Jones (Uncredited)
Helen Boyce
as Fat Dowager Dancing with Hassert (Uncredited)
Frank Brand
Egon Brecher
as Gestapo Official (Uncredited)
Anthony Caruso
as Italian Border Sentry (Uncredited)
André Charlot
as Paris Cafe Manager (Uncredited)
Sonia Charsky
Jack Chefe
as Paris Cloakroom Attendant (Uncredited)
Yvonne Chenal
Michael Chudley
Marcelle Corday
as Paris Hotel Maid (Uncredited)
Jules Cowles
as Man in Museum (Uncredited)
Julius Cramer
as Gestapo Officer in Schultz's Laboratory (uncredited)
Antonio D'Amore
Albert D'Arno
as Gestapo Officer (Uncredited)
Jacob Dance
as Gestapo Soldier (Uncredited)
Seraphime Davidoff
George Davis
as Proprietor (Uncredited)
William 'Wee Willie' Davis
as Hans (Uncredited)
Charles De Ravenne
as Chasseur (Uncredited)
Ray De Ravenne
Joseph DeVillard
as Italian Sentry (Uncredited)
Ludwig Donath
as Gestapo Officer in Schultz's Laboratory (Uncredited)
Arthur Dulac
Gretl Dupont
as Barmaid (Uncredited)
Hans Fuerberg
Steven Geray
as Anton the Woodcarver (Uncredited)
Frederick Giermann
as German Border Guard (Uncredited)
George Glagori
as Gestapo Chief (Uncredited)
Henry Glynn
as Chauffeur (Uncredited)
Albert Godderis
Lisa Golm
as Frau Schultz (Uncredited)
Henry Guttman
Barry Heenan
Harold Hensen
Isabel La Mal
Frank Lackteen
as Arab Vendor in Paris (Uncredited)
Peter Lawford
David Lennox
Adolf E. Licho
as Museum Guide (Uncredited)
Eily Malyon
as Walmer Hotel Proprietess (Uncredited)
Sam McCullough
Frank McLure
as Spectator at Museum (Uncredited)
Chris Marie Meeker
Edwin Mills
Sandra Morgan
Steven Muller
Clive Murdock
Kurt Neumann
as Gestapo Man (Uncredited)
Barry Norton
as German Cafe Patron (Uncredited)
Cliffe Oland
Alex Papana
as Man in Paris (Uncredited)
Manuel París
Albert Petit
Nita Pike
Jean Prescott
as English Girl (Uncredited)
Horace Pressel
Frank Reicher
as Colonel Gerold (Uncredited)
Otto Reichow
as Gestapo Officer in Opera Box (Uncredited)
John Rice
Lionel Royce
as Officer at Border (Uncredited)
Ferdinand Schumann-Heink
Hans Schumm
as Dreikirchen Guard (Uncredited)
Peter Seal
as Colonel Gerold's Aide (Uncredited)
Irene Seidner
Arthur Shields
as Walmer Hotel Porter (Uncredited)
Ivan F. Simpson
as Porter in Oxford (Uncredited)
Walter O. Stahl
as Policeman (Uncredited)
Robert R. Stephenson
Ludwig Stössel
as Herr Schultz the Innsbruck Forger (Uncredited)
Heather Thatcher
as English Girl Dancing with Richard (Uncredited)
Albano Valerio
Lisl Valetti
as Nazi Girl (Uncredited)
John Van Eyck
as Gestapo Officer in Bookstore (Uncredited)
Philip Van Zandt
as Aschenhausen Henchman Kurt (Uncredited)
Nicholas Vehr
Ernö Verebes
Henry Victor
as German Office (Uncredited)
Hans von Morhart
as Schmidt the Dreikirchen Guard (Uncredited)
Leonard Walker
as Symphony Conductor (Uncredited)
Paul Weigel
as Elderly Man (Uncredited)
Gisela Werbisek
as Woman at Kleist's Hotel (Uncredited)
Max Willenz
as Waiter (Uncredited)
Rex Williams
as Gestapo Leader (Uncredited)
Hans Wollenberger
as Cook (Uncredited)
William Yetter Sr.
as German Captain at Italian Border (Uncredited)
Richard Thorpe
Director
Mel Berns
Makeup Artist
Hairstylist
Irene
Costume Supervisor
Keith Winter
Screenplay
Melville Baker
Patricia Coleman
Helen MacInnes
Novel
Victor Saville
Producer
Leon Gordon
Associate Producer
Robert H. Planck
Director of Photography
George Hively
Editor
James E. Newcom
Cedric Gibbons
Art Direction
Bronislau Kaper
Original Music Composer
Mario Castelnuovo-Tedesco
Eric Zeisl
Edwin B. Willis
Set Decoration
Gile Steele
Costume Design
Jack Dawn
Makeup Designer
Bert Spurlin
Assistant Director
Randall Duell
Hugh Hunt
Douglas Shearer
Sound Director
James Burbridge
Sound
Warren Newcombe
Special Effects
Daniele Amfitheatrof
Additional Music
Joseph Nussbaum
Orchestrator
Leonid Raab
Nathaniel Shilkret
Felix Bernstein
Technical Advisor
