Yves Montand

Him, Jacques

Jane Fonda

Her, Suzanne

Vittorio Caprioli

Factory Manager

Louis Bugette

Georges

Yves Gabrielli

Léon

Pierre Oudrey

Frederic

Jean Pignol

Delegate

Anne Wiazemsky

Leftist Woman

Marcel Gassouk

Michel Marot

Ibrahim Seck

Éric Charden

Self (uncredited)