Audrey Hepburn
Nicole Bonnet
Peter O'Toole
Simon Dermott
Eli Wallach
Davis Leland
Hugh Griffith
Charles Bonnet
Charles Boyer
Bernard De Solnay
Fernand Gravey
Grammont
Marcel Dalio
Senior Paravideo
Jacques Marin
Chief Guard
Moustache
Guard
Roger Tréville
Auctioneer
Edward Malin
Insurance Clerk
Bert Bertram
Marcel
Leoda Richards
Lady in Ritz Hotel Bar (uncredited)
Georg Stanford Brown
Waiter
Louise Chevalier
Cleaning Woman
Rémy Longa
Young Man