Albert Finney
— George Smith
Yvette Mimieux
— Alice Smith
Luis Miguel Dominguín
— Luis Miguel Dominguín
Peter Madden
— Blind Artist
Jim Connell
— The Artist
Tutte Lemkow
— Drunk Man (who George brings back from bar)
Marty Ingels
— Man at Party
Graham Stark
— Picasso's Postal Carrier
Theo Marcuse
— The Host (as Theo Marcuse)
Stephen Scott
— German Tourist
Kathryn Reynolds
Miki Iveria
— Blind Man's Wife
Bee Duffell
— German Tourist
Sopwith Camel
— Sopwith Camel, The Band at the Party
Lucia Bosè
— Guest George explains why he wants to meet Picasso (uncredited)
Georgina Cookson
— British Woman at Dinner
Dorsay Dujon
— Singer at SF party
Duke Fishman
— Pablo Picasso (uncredited)
Jean Marie Ingels
— Woman at Party (uncredited)
Doris Kleiner
— Guest George explains why he wants to meet Picasso (uncredited)