Peter Sellers
Aldo Vanucci/Federico Fabrizi
Acting
Victor Mature
Tony Powell
Acting
Britt Ekland
Gina Vanucci/Gina Romantica
Acting
Martin Balsam
Harry
Acting
Akim Tamiroff
Okra
Acting
Paolo Stoppa
Polio
Acting
Tino Buazzelli
Siepi
Acting
Mac Ronay
Carlo
Acting
Maria Grazia Buccella
Bikini Girl
Acting
Lando Buzzanca
Police Chief
Acting
Lydia Brazzi
Mamma Vanucci
Acting
Maurice Denham
Chief of Interpol
Acting
Tiberio Murgia
1st Detective
Acting
Francesco De Leone
2nd Detective
Acting
Carlo Croccolo
Cafe Owner
Acting
Nino Musco
Mayor
Acting
Pier Luigi Pizzi
Doctor
Art
Lino Mattera
Singer
Acting
Piero Gerlini
1st Gaoler
Acting
Daniele Vargas
Prosecutor
Acting
Franco Sportelli
Judge
Acting
Giustino Durano
Critic
Acting
Mimmo Poli
Fat Actor
Acting
Enzo Fiermonte
Raymond
Acting
Angelo Spaggiari
Felix Kessler
Acting
Mario Del Vago
Manuel Ortega
Acting
Roberto De Simone
Marcel Vignon
Acting
Timothy Bateson
Michael O'Reilly (uncredited)
Acting
Ugo Carboni
Pharmacist in Sevalio (uncredited)
Acting
Angelo Casadei
Cameraman (uncredited)
Acting
Amerigo Castrighella
Via Veneto café costumer (uncredited)
Acting
Lucia Cavalieri
Bingo Player (uncredited)
Acting
Bruna Cealti
Laundress (uncredited)
Acting
Vittorio De Sica
Vittorio De Sica (uncredited)
Directing
Carlo Delle Piane
(uncredited)
Acting
Daniela Igliozzi
(uncredited)
Acting
David Lodge
Police Officer (uncredited)
Acting
Cho Cha Lung
Restaurant Patron (uncredited)
Acting
Enrico Luzi
Movie Director on Via Veneto (uncredited)
Acting
Alba Maiolini
Street Spectator (uncredited)
Acting
Maria Grazia Marescalchi
Woman in Sevalio (uncredited)
Acting
Valeria Montesi
Pharmacist's Wife (uncredited)
Acting
Peggy Nathan
Bingo Player (uncredited)
Acting
Carlo Pisacane
2nd Judge (uncredited)
Acting
Marcella Rovena
Salvatore's Wife (uncredited)
Acting
Alessandro Tedeschi
Restaurant Customer (uncredited)
Acting
Francesco Telli
Child in Sevalio (uncredited)
Acting
Nino Vingelli
3rd Judge (uncredited)
Acting