Cliff Carnell

A spy is killed on a lonely beach by his contact, but the killer has been photographed beforehand walking with the victim.

The manager of a football team kills the team’s owner, disguising himself as an ice cream vendor as a cover. He then uses a recording of a faked phone call…

An architect kills his business partner and deliberately lets Columbo suspect him, leading Columbo to think that he’s hidden the body in the foundation of a building under construction. He…