Doris Day as Janet Harper

Rod Taylor as Mike Harper

Hermione Baddeley as Vanessa Courtwright

Sergio Fantoni as Paul

Reginald Gardiner as Simmons

Maura McGiveney as Claire Hackett

Aram Katcher as Culkos

Leon Askin as Langsdorf

Lisa Pera as Alicia

Michael Romanoff as Delegate

Albert Carrier as Reynard

Barbara Morrison as Mrs. Ordley

Dick Winslow as One-Man Band

Joe Abdullah as Buyer (uncredited)

Lois Adams as Russian Girl (uncredited)

Andy Albin as Gardener (uncredited)

Leon Alton as Party Guest (uncredited)

Russell Ash as Singer (uncredited)

Frank Baker as Party Guest (uncredited)

Nicolas Beauvy as Concierge's Son (uncredited)

Philippe Chappelle as Concierge's Son

Jean-Michel Michenaud as Concierge's Son

Pat Michenaud as Concierge's Son

Alain Mehrez as Concierge's Son

Raquel Welch as Woman In Lobby (uncredited)

Patrick Whyte as Fox Hunter (uncredited)