A veteran street cop and his partner, a robot programmed to be the perfect policeman, are assigned to protect the five-year-old daughter of the widow who witnessed the killing of her police officer husband and now is stalked by the gangster who murdered him.
The manager of a football team murders its callow owner, making it look as if the young man had had an accident in his swimming pool. Lt. Columbo is on the case.
Cane, un contrabandista de armas (Burt Reynolds), está a punto de ser arrestado en el norte de África durante una de sus operaciones. Tras huir milagrosamente, consigue trabajo como buzo para un biólogo marino (Arthur Kennedy), pero pronto se dará cuenta de que el interés real de su jefe es hacerse con un tesoro sin más guardián que los tiburones. (FILMAFFINITY)