The gorgeous Margot supports her aged father by seducing men on trains, slipping them a Mickey Finn (a beso de sueño) and robbing them. One night her victim is a currency smuggler taking 100 million pesetas out of Spain. He's being watched by a cop and by a burned-out alcoholic.

• Berango Internacional Films
• Maribel Verdú
• Eusebio Poncela
• Manuel Alexandre
• Tony Isbert
• Valentín Paredes
• Agustín González
• José María Caffarel
• Tito García