If It's Tuesday, This Must Be Belgium

Mario Carotenuto as Giuseppe Suzy Falk as German Sergeant's Wife Mildred Natwick as Jenny Grant Aubrey Morris as Harry Dix Paul Esser as German Sergeant Reva Rose as Irma Blakely Marty Ingels as Bert Greenfield Catherine Spaak as Woman Posing for Photographer Marina Berti as Gina John Cassavetes as Steve Jennifer White as Dot Hilarie Thompson as Shelly Ferguson Robert Vaughn as Antonio, Photographer Ben Gazzara as Card Player Frank Latimore as George Pamela Britton as Feda Joan Collins as Girl on Sidewalk Patricia Routledge as Mrs. Featherstone Peggy Cass as Edna Ferguson Senta Berger as London Saleswoman Ian McShane as Charlie Cartwright Suzanne Pleshette as Sam Perkins Vittorio De Sica as Shoemaker Murray Hamilton as Fred Ferguson Michael Constantine as Jack Harmon Virna Lisi as John's Beautiful Cousin in Rome Carol Cleveland as Travel Agent Sandy Baron as John Marino Norman Fell as Harve Blakely Luke Halpin as Bo Donovan as Singer in Youth Hostel Anita Ekberg as Performer Elsa Martinelli as Maria, Woman on Venetian Bridge Yutte Stensgaard as Museum Guide

Lynn Stalmaster Casting Walter Scharf Original Music Composer David L. Wolper Executive Producer Mel Stuart Director