A gang of four professional criminals kidnaps a wealthy teenage girl from an airport in Paris in a meticulous plan to extort money from the girl's wealthy father. Holding her prisoner in an isolated beach house, the gang's scheme runs perfectly until their personal demons surface and lead to a series of betrayals.

• Gina Production
• Universal Pictures
• Marlon Brando
• Richard Boone
• Rita Moreno
• Pamela Franklin
• Jess Hahn
• Gérard Buhr
• Jacques Marin
• Hugues Wanner