Cast
Gary Cooper
Frank Flannagan
Audrey Hepburn
Ariane Chavasse / Thin Girl
Maurice Chevalier
Claude Chavasse
John McGiver
(I)
(1913–1975)
Monsieur X
Van Doude
Michel
Lise Bourdin
Madame X
Olga Valéry
Hotel Guest with Dog
Paul Bonifas
Police Chief (uncredited)
Audrey Long
Brunette (uncredited)
Charles Lemontier
General (uncredited)
Moustache
Butcher (uncredited)
Jean Ozenne
Ritz Receptionist (uncredited)
Marcelle Praince
Rich Woman (uncredited)
Betty Schneider
Couple Drenched by Water Wagon (uncredited)
Alexandre Trauner
Artist (uncredited)
Audrey Young
Frank's Opera Date (uncredited)
Directing
Noël Howard
Second Unit Director
Alain Boudet
Second Assistant Director
Ray Taylor Jr.
Assistant Director
Writing
Claude Anet
Novel
I.A.L. Diamond
Screenplay
Art
Alexandre Trauner
Production Design
Oliver Emert
Set Decoration
Auguste Capelier
Assistant Art Director
Camera
William C. Mellor
Director of Photography
Harry L. Underwood
Camera Operator
Production
Billy Wilder
Producer
William Schorr
Associate Producer
Doane Harrison
Associate Producer
Lee Katz
Associate Producer
Christian Ferry
Location Manager
Costume & Make-Up
Jay A. Morley Jr.
Costume Design
Hubert de Givenchy
Costume Design
Editing
Léonide Azar
Editor
Chester W. Schaeffer
Editor
Sound
Joseph de Bretagne
Sound Recordist
Robert Tracy
Music Editor
Albert Sendrey
Orchestrator