A foundling, raised in the circus, Sam Lion becomes a businessman after a trapeze accident. However, when he reaches fifty and becomes tired of his responsibilities and of his son Jean-Philippe, he decides to disappear at sea. However, he runs into Albert Duvivier, one of his former employees. He comes to realise that he has ignored the important things in his life.
Jean-Paul Belmondo
as Sam Lion
Richard Anconina
as Albert Duvivier aka Al, Sam's fired employee
Marie-Sophie L.
as Victoria, daughter of Sam
Jean-Philippe Chatrier
as Jean-Philippe Lion, son of Sam
Lio
as Yvette, Sam's first wife
Daniel Gélin
as Pierre Duvivier, Albert's father
Béatrice Agenin
as Corinne Lion, Victoria's mother
Michel Beaune
as Maître Vergne, Sam's notary
Pierre Vernier
as Priest of Sam
Gila von Weitershausen
as German tourist in Africa
Philippe Lorin
as Sam's Doctor
Annie Philippe
as Sam's secretary
