A group of married couples intend to celebrate their traditional joyous dinner together. The festivities turn sour when an anonymous telephone caller informs the husbands that one of the wives is guilty of adultery. But...which one?

• Balcázar
• Arturo de Córdova
• María Dolores Pradera
• Rafael Alonso
• Marisa de Leza
• Enrique Diosdado
• Susana Campos
• Ángel del Pozo
• Lina Canalejas