On screen
Cast
29 credited performers
Tony Curtis
Nick Johnson
Rosanna Schiaffino
Francesca di Rienzi
Lionel Jeffries
Parker
Zsa Zsa Gabor
Gigi
Artwork unavailable
Fenella Fielding
Fenella
Anna Quayle
Aunt Miriam
Nancy Kwan
Baby
Warren Mitchell
Conte de Rienz / Maximillian
Mischa Auer
Romeo
Noel Purcell
Capt. Daniel O'Flannery
Alan Gifford
American Brasshat
Joseph Fürst
German Brasshat
Artwork unavailable
Monti DeLyle
Butler
Bernard Spear
French Inspector
Eileen Way
Italian Dressmaker
Bruno Barnabe
Head Waiter
Artwork unavailable
Gábor Baraker
Gypsy Baron
Artwork unavailable
Tony Baron
Baby's Boyfriend
Artwork unavailable
Eunice Black
Matron
John Brandon
Radio Engineer
Windsor Davies
Radio Engineer
Artwork unavailable
Franco De Rosa
Romano
Artwork unavailable
John Fordyce
Boy in Orphanage
Artwork unavailable
Yole Marinelli
First Maid
Miki Iveria
Second Maid
Henri Vidon
Priest
Raymond Young
Photographer
Jacqueline Bisset
Dancer
Michael Des Barres
Boy in Orphanage (uncredited)