Deborah Kerr

Catherine de Montfaucon

David Niven

Philippe de Montfaucon

Sharon Tate

Odile

David Hemmings

Christian

Donald Pleasence

Pere Dominic

Edward Mulhare

Jean-Claude Ibert

Flora Robson

Countess Estelle

John Le Mesurier

Dr. Monnet

Emlyn Williams

Alain de Montfaucon

Donald Bisset

Rennard

Jim Brady

Villager (uncredited)

Ernest Clark

French Police Inspector (uncredited)

Frank Forsyth

Guest at Harp Recital (uncredited)

Dido Plumb

Villager (uncredited)

Marianne Stone

Père Dominic's Servant (uncredited)