Professional gambler Dan Crown arrives in San Juan to visit his brother Alex, only to learn from the police that Alex has been found murdered. To Captain Acosta's questioning, Dan answers that he had no knowledge of his brother's affairs. Dan then finds Gina Rosario searching his hotel room, and together they begin to investigate Alex's death.

• Associated Producers (API)
• Cooperativa de Artes Cinematograficas
• Kent Taylor
• Miriam Colon
• Antonio Torres Martinó
• Jeff Morrow
• José de San Antón
• Braulio Castillo
• Roberto Rivera Negrón
• Luis A. Martínez