Jerry Lewis

as Robert Reed

Tony Curtis

as Bernard Lawrence

Thelma Ritter

as Bertha

Christiane Schmidtmer

as Lise Bruner / Lufthansa

Dany Saval

as Jacqueline Grieux / Air France

Suzanna Leigh

as Vicky Hawkins / British United

Lomax Study

as Pierre

Françoise Ruggieri

as Francoise - French Taxi Driver (uncredited)