Jack Lemmon character Wendell Armbruster, Jr.
Juliet Mills character Pamela Piggott
Clive Revill character Carlo Carlucci
Edward Andrews character J.J. Blodgett
Gianfranco Barra character Bruno
Franco Angrisano character Arnoldo Trotta
Pippo Franco character Mattarazzo
Franco Acampora character Armando Trotta
Giselda Castrini character Anna
Raffaele Mottola character Passport Officer
Lino Coletta character Cipriani
Harry Ray character Dr. Fleischmann
Guidarino Guidi character Maitre D'
Giacomo Rizzo character Barman
Antonino Faà di Bruno character Concierge (as Antonino Faa' Di Bruno)
Yanti Somer character Nurse (as Yanti Sommer)
Janet Ågren character Nurse
María Rosa Sclauzero character Hostess
Melù Valente character Hostess (as Melu' Valente)
Aldo Rendine character Rossi
Bruno Alias character Man at Airport (uncredited)
Sergio Bruni character Singer Sergio Bruni (uncredited)
Pasquale Campagnola character Police commissioner (uncredited)
Lella Cattaneo character Hotel Guest (uncredited)
Nestore Cavaricci character Male Nurse (uncredited)
Enrico Cesaretti character Man at Airport (uncredited)
Armando De Martino character Alberto Trotta (uncredited)
Giorgio Dolfin character Waiter (uncredited)
Andrea Esterhazy character Hotel Guest (uncredited)
Ferruccio Fregonese character Man at Aiport (uncredited)
Ettore Geri character Airplane Passenger (uncredited)
Armando Giovagnoli character Baron Von Schmetterling (uncredited)
Ty Hardin character Helicopter Pilot (uncredited)
Margherita Horowitz character Hotel Guest (uncredited)
Silvio Klein character Man at Airport (uncredited)
Alba Maiolini character Woman at Airport (uncredited)
Giuseppe Marrocco character Commissionaire (uncredited)
Anna Maria Perego character Woman at Hotel (uncredited)
Luigi Scavran character Sommelier (uncredited)
Pupita Lea Scuderoni character Airline Passenger (uncredited)
Maria Tedeschi character Hotel Guest (uncredited)
Giuseppe Terranova character Commissionaire (uncredited)
Bruno Tocci character Police Escort (uncredited)
Sandra Wolff character Airplane Passenger (uncredited)
Lidia Zanussi character Hotel Guest (uncredited)
