Heart surgeon Barry Mayfield turns his talents turn to murder and plans to kill his mentor, who refuses to release their research findings prematurely. When the mentor has a heart attack, Mayfield plots the perfect murder, but must kill two people to cover his tracks while he waits for his plan to succeed.moreless
The mistress of a conductor becomes a target for murder after threatening to tell all to her lover's wife.
When a chess grandmaster realizes that he is unable to defeat his rival at a tournament, he resorts to murder and makes it look like suicide. But Columbo isn't fooled... and the victim isn't quite dead.
Jarvis Goodland, along with his nephew, plan a kidnap scam to break the nephew's trust fund, but after the money has been collected, Jarvis kills his partner.