Earl Montgomery, a bombastic police academy reject, and Hank Rafferty, a disgraced, mild-mannered cop, can't seem to escape each other. They met on opposite sides of the law during a routine traffic stop that escalated out of control; now as lowly security guards they're thrown together to bust a smuggling operation.

Miles Logan is a jewel thief who just hit the big time by stealing a huge diamond. However, after two years in jail, he comes to find out that he hid the diamond in a police building that was being built at the time of the robbery. In an attempt to regain his diamond, he poses as an LAPD detective.