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.

A famous psychiatrist uses an appointment with his doctor as his alibi while he calls his house, where his dead wife's lover is. The call serves as the first step in a conditioning reflex on the psychiatrist's dogs. The other part is the word Rosebud as uttered by the victim. When Columbo arrives on the scene, the psychiatrist is very understanding when police say they may have to put his dogs to death. But Columbo notices how friendly the dogs seem, and then there's the telephone that's hanging from it's hook.

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

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.

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.

Lt. Columbo is pitted against an equally brilliant, nationally recognized criminal defence lawyer who murders his rock star girlfriend when he discovers she is seeing another man.

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.

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.

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

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.

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

A famous food critic is threatened by a restaurant owner, and so the critic leaves. Soon after, the cook dies. Columbo's involvement is welcomed by all the other chefs in the area, but Columbo wonders why the dead restaurant owner slammed the drawers before he died. And how could the poison that killed him enter an unopened bottle without the killer even being in the room? Could it have been suicide? But then there's the cheques to a mysterious society, and the victim's calender. Can Columbo's cooking skills really match the food critic's taste?

While investigating the death of a popular actor, Columbo must outwit a cunning dentist, who has set up his wife for a murder in order to keep up his image and expensive lifestyle.

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

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

The owner of a bull ranch in Mexico gives his workers the day off, and then talks his number one man into fighting the bull who nearly killed his son. But instead he shoots him with a tranquilizer gun, and lets the bull kill him. Colombo, who is on vacation in Mexico, gets dragged into this case by an admiring colleague, but he has trouble convincing the Mexicans that the accident is really homicide. And how do you prove that the bull is a murder weapon?

The final Columbo story starring Peter Falk, Los Angeles rave promoter Justin Price helps his girlfriend Vanessa get rid of the corpse of her ex-husband, who was backing Price's new club, after he drops dead in Vanessa's apartment. When an investigative reporter pieces the crime together and threatens to blackmail Justin, Justin kills him.

Viveca Scott, the founder of Beauty Mark Cosmetics, is being threatened by her rival David Lang. When he finds out that her revolutionary cream formula actually removes wrinkles, he has the formula pirated.

A famous general kills a business associate, then woos a neurotic female witness to thwart Columbo's investigation.

Wade Anders, a former security expert, hosts the show Crime Alert. A rival host, news reader Bud, discovers Wade was in a porno movie and plans to tell the world then take over his show.

After winning a $30 million lottery, photographer Freddy Brower, who wishes to keep the money a secret from the wife who is divorcing him, arranges with his uncle, wealthy jeweler Leon Lamarr, to pretend the lottery ticket is Lamarr's, until the divorce is final. Little does Brower know his uncle is having an affair with Brower's wife. Lamarr kills Brower in order to keep the lottery winnings for himself.

A sex therapist catches her boyfriend with another woman when he thinks she is out of town. She then disguises herself and manages to kill him while in disguise, not realizing that a potential suitor saw her enter the bathroom as a dark-haired woman and exit as a blonde.

The female head of a museum hires one of the guards to rob the museum to collect the insurance money. But during the robbery she kills him and her own brother, and makes it look like they killed each other. The guard/robber's brother reports a strange message on his answering machine, that makes it seem that he has been killed. And Columbo gets the case. When Columbo first comes to the crime scene, he notices that the lights are off, a gold medallion in the robber's pants, and signs that pointed to the fact that he was going abroad after the heist. And he concluded that these clues mean that someone else was involved.

While on a work trip to London, to learn the techniques of the British police, Columbo gets involved with the murder of Roger Haversham, a rich old businessman who is financing the careers of two rundown theater stars. When Sir Roger threatens to end their careers, because he felt betrayed, he's killed. A short while after, his butler figures out the motives for his master's murder, and blackmails the actors, who have no other choice than to kill him and make it look like he commited suicide due to remorse, because he murdered his employer. Columbo stills manages to catch both the murderers, with the help of a pearl and a new umbrella.

A photograph is the only clue for Columbo when two dead men and a seven year old mystery with $4 million dollars involved as well as an obnoxious insurance investigator come into play.

The director of a government institute that employs various scientific geniuses commits a clever murder. But another kind of genius is on the case: Lt. Columbo.

An ambitious womanizer, rejected by the romance novelist he planned to marry, ends the story she was writing with a gun and makes the murder look like robbery gone awry.

Given a deadline to pay his debts or else, chronic gambler Harold plants a bomb under the Rolls Royce of his uncle, sports magnate Big Fred. However, Big Fred is killed by a hit-and-run driver while jogging that very morning, and the Rolls Royce explodes when Fred's gardener tries to move it out of the way of the TV camera crews. Just when Columbo thinks he has the goods on Harold, it is Harold who turns up dead.

A fading movie star tries to murder a writer who is attempting to blackmail her, but accidentally kills her P.A.

A chemist rigs a bomb in his uncle's car to gain control of his uncle's company, then plants clues to make Columbo suspicious of the company's Vice-President.