Sophia Loren
Epifania Parerga
Peter Sellers
Dr. Kabir
Vittorio De Sica
Joe
Alastair Sim
Sagamore
Dennis Price
Adrian
Gary Raymond
Alastair
Miriam Karlin
Mrs. Joe
Noel Purcell
Professor Merton
Virginia Vernon
Polly Smith
Eleanor Summerfield
Mrs. Willoughby
Pauline Jameson
Muriel Pilkington
Alfie Bass
Fish Curer
Graham Stark
Butler
Diana Coupland
Nurse
Willoughby Goddard
President
Basil Hoskins
First Secretary
Gordon Sterne
Second Secretary
Tempe Adam
Gloria
Wally Patch
Whelk Seller
Charles Hill
Corelli
Derek Nimmo
3rd Secretary (uncredited)