Julie Christie

Diana Scott

Dirk Bogarde

Robert Gold

Laurence Harvey

Miles Brand

José Luis de Vilallonga

Prince Cesare della Romita

Roland Curram

Malcolm

Basil Henson

Alec Prosser-Jones

Umberto Raho

Signor Palucci

Alex Scott

Sean Martin

Brian Wilde

Basil Willett

Peter Bayliss

Lord Alex Grant

T.R. Bowen

Tony Bridges (as Trevor Bowen)

Helen Lindsay

Felicity Prosser-Jones

Carlo Palmucci

Curzio della Romita

Jane Downs

Julie (as Jane Downes)

Marika Rivera

Paris Party Host

Lucille Soong

Allie (uncredited)

Lydia Sherwood

Lady Brentwood (uncredited)

Ann Firbank

Sybil Martin (uncredited)

Tyler Butterworth

William Prosser-Jones (uncredited)

Vernon Dobtcheff

Art Critic at Ralph Riggs Exposure (uncredited)

John Schlesinger

Theatre Director (uncredited)

Silvia Dionisio

Prince Cesare della Romita's Daughter (uncredited)

Victor Harrington

Functionary at Charity Event (uncredited)

Zakes Mokae

Black Man at French Party (uncredited)

John Woodvine

Customs Officer (uncredited)

Mike Edmonds

Man in Street (uncredited)

Sheila Gish

Cameo (uncredited)

Ray Lovelock

Undetermined Role (uncredited)