Hélène and Aldo Giovanni are a circus trapeze double act and a couple. Aldo is temporarily replaced by former-partner Alexandre when the former is injured. The two get into a fight and the following day Alexandre is discovered dead. Hélène suspects her husband is responsible for the murder.

• C.E.I.A.P.
• Les Films Gibé
• Michèle Morgan
• Raf Vallone
• Marthe Mercadier
• Jean Gaven
• Albert Duvaleix
• Robert Dalban
• Louis Seigner
• Olivier Hussenot