Andrea Lascelles

When a vacationing couple in Tangiers runs into an old friend there, they discover that he is searching for his missing girlfriend who has been kidnapped by an international gang of white slavers.

Julio and Timoteo operate a private detective agency that specializes in cases relating to partners who cheat on their spouses.

A U.S. engineer in Spain hunts thieves of two candlesticks, one of which is found in his suitcase.