Roman Polanski
Role: Trelkovsky
Isabelle Adjani
Role: Stella
Melvyn Douglas
Role: Monsieur Zy
Jo Van Fleet
Role: Madame Dioz
Bernard Fresson
Role: Scope
Shelley Winters
Role: Concierge
Lila Kedrova
Role: Madame Gaderian
Claude Dauphin
Role: Husband at accident
Claude Piéplu
Role: Neighbour
Romain Bouteille
Role: Simon
Gérard Jugnot
Role: Office Clerk
Josiane Balasko
Role: Viviane, Office Worker
Michel Blanc
Role: Scope's Neighbor
Jacques Monod
Role: Cafe Owner
Patrice Alexsandre
Role: Robert
Jean-Pierre Bagot
Role: Policeman
Florence Blot
Role: Madame Zy
Louba Guertchikoff
Role: Wife at accident
Jacques Chevalier
Role: Patron
Jacky Cohen
Role: Stella's friend
David Gabison
Role: Witness at accident
Bernard-Pierre Donnadieu
Role: Bar waiter
Éva Ionesco
Role: Bettina, Madame Gaderian's daughter
Héléna Manson
Role: Head Nurse
André Penvern
Role: Cafe waiter
Gérard Pereira
Role: Drunk
Dominique Poulange
Role: Simone Choule
Arlette Reinerg
Role: Tramp
Jacques Rosny
Role: Jean-Claude
Serge Spira
Role: Philippe
Vanessa Vaylord
Role: Martine
François Viaur
Role: Police Sergeant
Albert Delpy
Role: Neighbor (uncredited)
Alain Sarde
Role: Peeping tom (uncredited)
Philippe Sarde
Role: Man staring at Trelkovsky in the movie theatre (uncredited)
Marie-Christine Descouard
Role: One of the women at the bar (uncredited)