Vittorio De Sica

Cesare Celli

Raquel Welch

Juliana

Robert Wagner

Harry Price

Godfrey Cambridge

Benjamin 'Benny' Brownstead

Davy Kaye

Davey Collins (as Davey Kaye)

Francesco Mulè

Antonio Tozzi

Edward G. Robinson

Professor Samuels

Victor Spinetti

Captain Giglio

Yvonne Sanson

Teresa

Mickey Knox

Joe Ware

Femi Benussi

Uncle Carlo's Bride

Paola Borboni

Signora Rosa

Ermelinda De Felice

Emma

Andrea Aureli

Carabiniere

Aldo Bufi Landi

Capitano Del Signore

Carlo Croccolo

Franco

Roberto De Simone

Uncle Carlo

Piero Gerlini

Captain Capuano

Giulio Marchetti

Lt. Naldi

Gianna Dauro

Signora Clara

Carlo Rizzo

Maitre d'Hotel

Nino Musco

Chef

Calisto Calisti

Inspector Bordoni

Luigi Bonos

Old House Owner (uncredited)

Antonio Corevi

Priest at Luigi's Funeral (uncredited)

Jean-Jacques Delbo

Train Engineer (uncredited)

Valéry Inkijinoff

Mafia Guy in Sauna (uncredited)

Romano Milani

Wedding Guest (uncredited)

Nino Vingelli

Restaurant Manager (uncredited)

Milena Vukotić

Angelina Pedrone (uncredited)