Credits
Cast
Peter Sellers
Aldo Vanucci / Federico Fabrizi
Victor Mature
Tony Powell
Britt Ekland
Gina Vanucci aka "Gina Romantica"
Martin Balsam
Harry
Akim Tamiroff
Okra
Paolo Stoppa
Polio
Tino Buazzelli
Siepi
Mac Ronay
Carlo
Maria Grazia Buccella
Bikini Girl
Lando Buzzanca
Police Chief
Lydia Brazzi
Mamma Vanucci
Vittorio De Sica
Himself
Maurice Denham
Chief of Interpol
Tiberio Murgia
1st Detective
Francesco De Leone
2nd Detective
Carlo Croccolo
Cafe Owner
Nino Musco
Mayor
Pier Luigi Pizzi
Doctor
Lino Mattera
Singer
Piero Gerlini
1st Gaoler
Daniele Vargas
Prosecutor
Franco Sportelli
Judge
Giustino Durano
Critic
Mimmo Poli
Fat Actor
Enzo Fiermonte
Raymond
Angelo Spaggiari
Felix Kessler
Mario Del Vago
Manuel Ortega
Timothy Bateson
Michael O'Reilly
David Lodge
Policeman
Lucia Cavalieri
Bingo Player (uncredited)
Art
Maurice Binder
Main Title Designer
Mario Garbuglia
Production Design
Camera
Leonida Barboni
Director of Photography
Costume & Make-Up
Piero Tosi
Costume Design
Gabriella Borzelli
Hairstylist
Stuart Freeborn
Makeup Artist
Amato Garbini
Makeup Artist
Cesare Rovatti
Wardrobe Supervisor
Crew
Joseph Nathanson
Special Effects Coordinator
Directing
Franco Cirino
Assistant Director
Vittorio De Sica
Director
Editing
Russell Lloyd
Editor
Production
Maurizio Lodi-Fè
Associate Producer, Production Manager
Valentina Sturla
Casting Director
John Bryan
Producer
Orazio Tassara
Production Manager
Angelo Binarelli
Production Supervisor
Sound
Burt Bacharach
Original Music Composer
Sash Fisher
Sound
Malcolm Cooke
Sound Editor
Norman B. Schwartz
Sound Effects Editor
Les Wiggins
Sound Effects Editor
Roberto Cuomo
Sound Engineer
Renato Cadueri
Sound Mixer
Visual Effects
Dick Horn
Animation
Writing
Cesare Zavattini
Screenplay
Neil Simon
Screenplay, Theatre Play