The theft of an ancient jade dog leads to Macao, where the Harts battle a superstitious arms dealer (Soon-Teck Oh).

A greedy relative of a deceased Scottish chieftain battles to succeed the late clan leader but must compete with Jennifer for the title.

Jennifer's father (Ray Milland) believes that a beautiful woman (Samantha Eggar) is Jennifer's sister, but Jonathan is not so sure.

While in Greece, the Harts learn of a scheming tycoon's plan to pull Hart Industries away from Jonathan.

A tennis pro romances wealthy clients and passes data from them to a crooked stockbroker; guest Martina Navratilova.

The Harts' probe of a philandering British husband leaves them playing the "fox" in a deadly hunt.

Jonathan agrees to test an experimental Navy aircraft, but doesn't know the manufacturer plans to destroy it.

A polo championship involves the Harts in a plot to smuggle a $1 million jewel; guests Rossano Brazzi, A Martinez.

Jonathan and Jennifer recall the danger that surrounded their first meeting; guests David Warner, Simon Jones.

Discovering that a health-club owner is lacing a diet drink with dangerous amphetamines could bring the Harts to an untimely end.

The Harts throw a party to expose a neighborhood art-theft ring.

A disturbed woman's (Mimi Rogers) meeting with Jonathan sparks an obsession that propels her to kill.

Jonathan pretends he's Max when an assassin (Julie Newmar) takes him hostage on her way to kill Hart.

The Harts must find vacationing Max after accidentally giving him a lethal cigar as a going-away gift.

A soap-opera actor plans to kill scriptwriter Jennifer when she must write his character out of the show.

While in the Bahamas, the Harts uncover a scheme to impersonate a famous recluse (Andrew Duggan); guest Bubba Smith.

A woman's (Diana Muldaur) plan to sell her husband's perfume firm to Jonathan leaves her a widow.

The death of a Hart Industries geologist in the Peruvian jungle leads to a plot to exploit a lost Inca treasure.

Freeway's nose helps when the Harts become unwitting possessors of $500,000 in cocaine.

The suspicious death of one of Jennifer's former students turns the Harts' getaway weekend into a murder investigation.

A big-game hunter plans a jungle revenge after Jonathan bests him in a major business deal; guests David McCallum, Tippi Hedren.

Jim Rockford is an ex-con and private detective. He was falsely convicted of a crime he didn't commit, but that doesn't stop him from using his ex-con buddies to help him solve crimes. Nothing comes easy for Rockford, but he works hard and usually gets shot at or beat up at least once per episode.

Streetwise Detective David Starsky partners up with a more intellectual partner, Kenneth 'Hutch' Hutchinson, to protect citizens and patrol the streets of Bay City. They get their inside information from flamboyant bad-boy Huggy Bear and spar with their no-nonsense boss, Capt. Harold Dobey.

Who loves ya, baby? That would be Theo Kojak, the bald, lollipop-sucking New York detective who isn't afraid to bend the rules to bust the bad guys. Cynical but upbeat, Kojak not only has a talent for detecting, he also is blessed with perfect parking karma - he is always able to find a parking space right at the crime scene, even in Manhattan. Now that's power.

"Columbo" isn't the typical detective whodunit TV show. On most detective shows, viewers don't know who committed the crime until the detective pieces the clues together and figures it out. On this show, however, viewers see the crime unfold at the beginning of most episodes, including who the perpetrator is. The mystery and fun for viewers is trying to spot the clues that will lead Lt. Columbo (Peter Falk) to discover the culprit and watching the tricks he uses to get a confession. Episodes of "Columbo" were movie-length and ran sporadically on multiple networks during its run.