Eva Marie Saint
Louise Frederickson
Yves Montand
Jean-Pierre Sarti
Brian Bedford
Scott Stoddard
Jessica Walter
Pat Stoddard
Antonio Sabàto
Nino Barlini
Adolfo Celi
Agostini Manetta
Geneviève Page
Monique Delvaux-Sarti
Donald O'Brien
Wallace Bennett
Jean Michaud
Children's Father
Albert Rémy
Surgeon (as Albert Remy)
Rachel Kempson
Mrs. Stoddard
Ralph Michael
Mr. Stoddard
Tommy Franklin
Sportscaster
Anthony Marsh
Sportscaster
Masaaki Asukai
Japanese interpreter (uncredited)
Lorenzo Bandini
Grand Prix driver (uncredited)
Raymond Baxter
Self - BBC reporter (uncredited)
Roy Beck
Young spectator (uncredited)
Salvatore Billa
Policeman (uncredited)
Bob Bondurant
Grand Prix Driver (uncredited)
Joakim Bonnier
Joakim Bonnier (uncredited)
Jack Brabham
Grand Prix driver (uncredited)
John Benson
David, photographer (uncredited)
Jim Clark
Jim Clark (uncredited)
Eugenio Dragoni
Ferrari official (uncredited)
Evans Evans
Mrs. Randolph (uncredited)
Tiziano Feroldi
Doctor at Monza (uncredited)
Paul Frees
Izo Yamura (voice) (uncredited)
Alain Gerard
American boy (uncredited)
Richie Ginther
John Hogarth (uncredited)
Noël Godin
Spectator (Spa) (uncredited)
Dan Gurney
Dan Gurney (uncredited)
Arthur Howard
Claude (uncredited)
Gilberto Mazzi
Rafael (uncredited)
Bruce McLaren
Douglas McClendon (uncredited)
Jochen Rindt
Jochen Rindt (uncredited)
Jo Siffert
Jo Siffert (uncredited)