Cast
George Peppard
Reno Davis
Inger Stevens
Anne de Villemont
Orson Welles
Leschenhaut
Perrette Pradier
Jeanne-Marie
Keith Michell
Morillon
Geneviève Cluny
Veronique
Maxine Audley
Mathilde Rosier
Ralph Michael
Claude de Gonde
Barnaby Shaw
Paul
Jacques Roux
Maguy
Patience Collier
Goonelle
William Job
Bourdon
Ave Ninchi
Signora Orragi
Renzo Palmer
Monk
Peter Bayliss
Edmond Rosier
Francesco Mulè
Policeman at Trevi Fountain
Rosemary Dexter
Daniela
Raoul Delfosse
Louis Le Buc
James Mishler
Jesse Hardee
Jean Louis
Driot
Jean Hébey
Man in charge of sleeping cars
Jacques Stany
Georges - the family chauffeur
Paule Albert
Sophie
Calisto Calisti
Police Inspector at Rome Station (uncredited)
Andrea Esterhazy
de Villemont Party Guest (uncredited)
Crew
Francis Lai
Original Music Composer
John Guillermin
Director
Alberto Pizzi
Cinematography
John Merrick
Casting
Richard Berg
Producer
Aurelio Crugnola
Art Direction
Giorgio Sciommer
Hairstylist
Sheryl Deauville
Assistant Costume Designer
Cesare Allione
Camera Operator
Harriet Frank Jr.
Screenplay
Vasco Reggiani
Hairstylist
Bud Westmore
Makeup Artist
J. Terry Williams
Editor
Giuseppe Banchelli
Makeup Artist
Cesare Gambarelli
Makeup Artist
Irving Ravetch
Screenplay
Piero Portalupi
Cinematography
Stanley Ellin
Novel
Alexander Golitzen
Art Direction
Paola Roli
Casting
Larry Germain
Hairstylist
Ferdinando Ruffo
Set Decoration
Kurt Doubrowsky
Sound
Waldon O. Watson
Sound
Frank Arrigo
Art Direction
John McCarthy Jr.
Set Decoration
Edith Head
Costume Design
