A wine connoisseur kills his half- brother to prevent him selling the family winery to a merchant company so he can pay off his gambling debts.

A police commissioner provides an alibi to a friend who has just killed his wife. Later the commissioner kills his own wife and gets the friend to repay the favour.

Master magician the great Santini is amazing audiences at the Cabaret of Magic. What they don’t know is that Santini hopes to pull of the grandest illusion of his career - making club owner Jesse T. Jerome disappear. The crude Jerome is the only person who knows that Santini was a Nazi death camp guard named Stefan Mueller, He has been blackmailing the magician since learning his dark secret.

A Country and Western singer kills his overpowering wife in a plane crash while he parachutes to safety.

A fading actress kills her husband when he refuses to back her comeback show.

Columbo matches wits with a brilliant attorney responsible for the murder of the one man who could stifle his meteoric political career.

Leonard Nimoy plays a heart surgeon whose talents turn to murder. Stung by jealousy, he's planning a surgical death for his brilliant but ailing associate. Will Geer plays the intended victim.

A writer of murder mysteries wreaks revenge on her nephew-in-law by blaming him for her niece's murder.

A private investigator kills his client's wife after she threatens to expose his blackmail scheme. The client then hires the detective to assist Columbo in the search for the killer.

A filmmaker kills one of his clients. in a break, during the screening of a new ad campaign

Brilliant photographer Paul Galesko plans to murder his domineering wife, Frances, and pin the crime on an ex-convict named Alvin Deschler. His plan is to make it look as if Alvin kidnapped his wife and killed her before picking up the ransom money.

One member of a mystery-writing-team decides to kill his more talented partner when the better writer decides to go solo.

An art critic, Dale Kingston, kills his uncle for his valuable collection of paintings. All the clues lead to the dead man's first wife. Can Columbo correct the Lieutenant's error before it is too late?

A Senate Candidate running for office kills his campaign manager by making it look like he was the target for the killer's bullet.

While holidaying on board a cruise liner, Columbo helps capture the killer of the singer with the ship's band.

Columbo unwittingly becomes part of a deranged woman's diabolical plot to destroy the two men she believes responsible for her husband's death in prison. After murdering one, she moves in on the other, Columbo, to kill the person closest to him, his wife.

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 plans to let Columbo dig up the site and find nothing, knowing that its the perfect place to hide the body since Columbo would never look in the same place twice.

A publisher hires a Vietnam vet to kill his star author and thus give himself an alibi before the writer can defect to another publisher.

The head of a military school kills one of the governors by sabotaging the gun which is used on founders day.

An inventor video tapes his mother-in-law's death, and then replays it back to the security guard, to give himself an alibi.

Two former college friends, now partners in an accounting firm, become enemies when one realizes the other has embezzled funds. The reason for his embezzling ways is his wife, she demands nothing but the best.

Columbo is asked to investigate the disappearance of Dian Hunter, director of a men's magazine. Naturally, the prime suspect is her lover and co-editor Sean Brantley, who spends lots of time with the young girls he works with.

Nick Franco is a violent, two-timing gigolo and his current paramour, Laura Stanton, has had enough. With the help of a young woman named Lisa, she murders her lover and sets herself up with an airtight alibi. When Columbo starts sniffing on her trail, Laura quickly works to seduce the married detective, hoping that her sex appeal will throw the usually stubborn Lieutenant off the scent.

A wealthy man is murdered; his twin nephews stand to inherit, but which one committed the crime?

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