A friend of millionaire Jonathan Hart appears to have committed suicide whilst returning home from T...

Jonathan expresses an interest in buying an aircraft company from a friend and finds himself implica...

When Jennifer's beloved teacher and mentor dies suddenly, she leaves the town she owned, Kingman's F...

Someone is trying to sabotage a Broadway production of a play Jennifer wrote in college. When one of...

Jonathan and Jennifer travel to publisher Alfred Raines' private island for a party at which Raines...

At a Hart Industries charity auction, Jennifer finds a locket that could hold the key to unlocking J...

Grief-stricken Jonathan and Jennifer travel to Montreal for the reading of Max's will. A special gif...

The Harts travel to Australia to purchase a wildlife reserve from Jennifer's former love interest. B...

Munich is the setting of yet another Hart Anniversary except this time Jennifer takes on a whole new...

After extending her hospitality to a young author claiming to be a distant cousin, Jennifer experien...

The Harts south-of-the-border boating holiday turns Jonathan and Jennifer into desperate fugitives,...

A young boy shows up at the Harts gate in the middle of the night claiming to be Jonathan Hart, Jr....

The Harts become involved in the world of espionage when Jonathan purchases an antique car for Jenni...

A deranged woman who works for Hart Industries has an obsession for Jonathan. She sees Jennifer as a...

When a prominent lawyer is murdered, two close friends of the Harts are accused. Jennifer sets out t...

An article written by Jennifer leads a prostitute to ask for her help and the Harts go under cover t...

The Hart home is stripped of everything. It looks like an inside job and all clues point to Max's ne...

A Hart Industries chemist is shot and the Harts suspect a female scientist who has discovered a powe...

The Harts are invited to the wedding of Jonathan's former girlfriend in Monte Carlo. She is being fo...

A dying man gives Jonathan and Jennifer an ancient Buddha statue. The Harts are then thrown into int...

Jennifer has her protrait done as a gift to Jonathan for their anniversary. When the young artist is...

The Harts suspect a college fencing champion of being behind a murderous drug ring. Jonathan fights...

The Harts are invited to a unique, off-beat party -- a treasure hunt at a haunted house. When anothe...

Freeway runs away with a gun used to murder a wealthy neighbor. The Harts get involved in capturing...

Intrigue in Vail lead Jonathan and Jennifer into the midst of severe bizarre murder plot, including...

The Harts are asked to ransom two scientist employed by Hart Industries when they are kidnapped in S...

The Harts have a deadly encounter when they enter the mysterious world of psychic phenomena. A Hart...

The Harts uncover a scheme designed to blackmail wealthy patrons of a beauty salon.

The Harts take a luxurious cruise on a Hart Industries liner to investigate a series of jewel thefts...

The menu features murder when the Harts take a gourmet cooking class. The Harts vie with an unscrupu...

The Harts are caught up in a tangled scheme when a wealthy playboy attempts to take over the family...

When a bridegroom disappears abruptly and leaves his wife, who is an acquaintance of Jennifer's, to...

Jonathan witnesses a murder. In his rush to approach the scene of the crime, he is hit by someone on...

Jennifer is mistaken for her look-alike, Dominique, and is kidnapped by ruthless killers. With the h...

Normally finicky, Freeway is quite fond of a new dog food and ends up in a dog food commercial. When...

Industrial espionage is a problem at Hartoy company. When the investigator Jonathan has hired is mur...

During an Opening Night party for a new Egytian exhibit at the museum, the man who discovered the to...

At a croquet game in Hawaii, a player is stabbed and dies at Jonathan's feet, muttering something ab...

Max's ex-wife, presumed dead for over 10 years, arrives in Los Angeles. Her friend is murdered, so s...

At the opera, Jonathan is mistaken for a hitman and is given an envelope containing $100,000 for the...

Jennifer orders three chocolate valentines. Someone makes a mistake and delivers the wrong heart fo...

Chief accountant of Hart Industries, Stanley Friesen, is set up to take a murder wrap after an eveni...

To strip mine the entire area, a ruthless mining tycoon is driving cattle ranchers out of business b...

An employee delivers some papers to Jonathan, along with evidence of a murder. She hides the clue in...

Vince, a friend of Max's, arrives in USA to open a chain of health clubs. International criminals sm...

Jonathan and Jennifer set sail, incognito, on a gambling ship in an attempt to crack a counterfeitin...

The Harts' unscrupulous lawyer hires an assassin to eliminate Jonathan with plans to court and marry...

Jennifer's article on the world of high fashion leads to Jonathan and Jennifer modeling for a famous...

Jennifer, flying a kite in the park, falls and hits her head. She's hospitalized with a slight concu...

Jennifer's death scene in an amatuer production could become the real thing when the director realiz...

The Harts return home and find their house ransacked. During the clean-up, they discover a hidden ha...

Max creates a rose hybrid he calls the Jennifer Hart Rose and enters it in a prestigious rose contes...

While vacationing in Acapulco, the Harts borrowed car breaks down. They ask for help at the nearby e...

The Harts want the solitude of their mountain cabin for a weekend. Instead they end up trying to res...

An Air Traffic Controllers' strike forces Jennifer and Jonathan to take a train from Chicago to Los...

An ad campaign for a costly fake fur using high society ladies as models, including Jennifer, turns...

A Jonathan Hart look-alike, with the help of his magician brother, plots Jonathan's murder intending...

A diamond ring given to Jennifer by Jonathan for their fifth anniversary enables their escape from a...

The Harts new musical investment (singer Lorene)is beginning an International tour. The singer's hus...

A psychotic man pours a blinding chemical into the Harts pool. Seconds after Jonathan dives in for h...

JJHart, the Hart's filly looks like a winner. However, two men with a great deal riding on the upcom...

Combining business with pleasure, the Harts scuba dive off the coast of Largos, testing an innovativ...

The Harts visit the gallery of a well-known stamp collector to see the Vermillion, the most valuable...

Jennifer's reunion with her father is laced with danger and surprise when she learns he is a retired...

Jennifer has become a jewel thief. The owner of the salon she's visiting has hynotized her into stea...

On a restful trip to Maui, the Harts become involved in a murder when Jennifer hears the wife of Jon...

A remote Island, an exotic European chateau, and a mysterious disappearance of an associate are not...

Jonathan and Jennifer enact a troubled marriage in very public places in an attempt to flush out the...

The Harts become involved in international intrigue when they infiltrate a ballet company to clear a...

While attempting to clear a friend of murder charges, the Harts become entangled in a disturbed woma...

Jonathan's vineyard partner discovers that Hart-Cabri is being sold as the more expensive Chateau St...

Jonathan's new suit has been switched with another. To save time he decides to make the exchange him...

A friend of Jonathan's dies leaving his widow and son with a valuable assortment of baseball cards....

Jennifer purchase of a flower from a blind woman leads to an attempted kidnapping when the change sh...

The Harts face a $2 million wrongful death suit when a fender bender results in a driver's death. Th...

Jonathan purchases their Honeymoom bed, but the wrong bed is delivered. In their search for the ""re...

The Harts witness a murder when the spiritual mentor and bridegroom of Jennifer's aunt meets an unti...

While waiting for Jonathan to finish a meeting in a London casino, Jennifer is used as an unwitting...

Jonathan joins Jennifer at her prep school reunion and is drugged by a former admirer who wants Jenn...

Jonathan and Jennifer are asked to buy a bankrupt ghost town.

Jennifer's former professor asks her to pose as a romance fiction writer during a promotional appear...

Max is duped into thinking that he has won a million dollars and leaves the Harts to thieves who tak...

Jonathan and Jennifer try to help a king save his culture's golden statue after it is stolen by the...

Jennifer finds herself in over her head at the Grey Gables Health Farm when the doctor is killing gu...

Jonathan and Jennifer are robbed during a birthday party for Max and go undercover for Jingle-Grams.

While visiting a wildlife reserve, Jonathan and Jennifer are hunted as prey by a competitor of Hart...

A young reporter influenced by Jennifer is murdered by her fiance's employer.

A drug trafficing scheme is ruined when Freeway's kennel is switched with one containing cocaine.

Jonathan and Jennifer stumble into a plan to steal ancient treasures from a South American archaeolo...

Jonathan buys a perfume factory following the murder of the owner by his chemist wife and her lover.

Jonathan and Jennifer travel to the Bahamas to meet with a recluse and discover that his assistant h...

Jennifer wins a walk-on role on a soap opera which leads to a writing job that nearly gets her kille...

Jonathan buys Max a lethal cigar and after accusing him of being predictible Max disappears, leaving...

A hitwoman is sent to kill a commissioner and ends up taking Jonathan, Jennifer and Max hostage.

A psychotic woman is obsessed with Jonathan and is killing anyone who gets her way.

Art forgers are replacing masterpiece paintings with fakes and the Harts take action to trap them.

Jennifer's cousin slips into a coma after being continually drugged by the owners of a health club.

Jonathan and Jennifer remember how they first met and fell in love in the midst of murder and intern...

Jonathan thunders into the glamour and excitement of polo, unaware that he and Jennifer have become...

Jennifer fears for Jonathan's life when ruthless jewel thieves take him hostage during a robbery whi...

Jennifer races to save Jonathan, who is serving as radar operator aboard a fighter jet rigged by a s...

A traditional fox hunt is marred by murder during the Harts visit to England -- and sends them off o...

Jonathan teams with tennis great Martina Navratilove in a game of doubles aimed at exposing a deceit...

While in Greece, Jonathan and Jennifer race to save their lives and the future of Hart Industries wh...

A woman claims to be Jennifer's half-sister and her father believes she could be the daughter of his...

Jonathan and Jennifer's delightful excursion to the Scottish Highland games is laced with danger whe...

The Harts lives are at stake when a valuable ancient jade carving leads them into the heart of myste...

In keeping with the season's spirit, Jonathan and Jennifer take in a girl who learns that her parent...

Jennifer takes refuge in a convent after witnessing a gangland slaying. Jonathan must race to save h...

Jennifer is stalked by a psychotic stage manager who lurks in the wings as the Harts don top hats an...

Jennifer and Jonathan help Max seach for his lady love, who has fallen victim to a pair of money-hun...

Jennifer and Jennifer are stalked by dangerous industrial spies after they are entrusted with a dog...

A young figure skater's dreams of Olympic gold will be shattered unless Hart Industries can mix mode...

While vacationing on the exotic island of Rhodes, Jennifer and Jonathan become ensnared in a scheme...

Jennifer takes on a glamorous modeling assignment, not knowing that the camera is rigged with an exp...

Jonathan and Jennifer pose as a professor and a student in a dangerous scheme to expose the person r...

The Harts and Max are held at gunpoint when a murderer realizes that Jonathan has incriminating evid...

The Harts and Max fear for their lives when the debt-ridden brother of Max's penpal believes Max is...

Max is taken hostage. The Harts scramble to save him by participating in a scheme aimed at robbing a...