Season 4

October 18, 1985

Bonnie's plane is hijacked and the passengers are held hostage by an ex-intelligence agent who wants money and ""political"" prisoners set free.

October 25, 1985

An archaeologist excavating an ancient burial ground is kidnapped by a man who gets the oil-rich Indian land if no artifacts are found.

November 1, 1985

When a biker gang hi-jack and steal the FLAG truck, hospitalising RC3 in the process, they expect it to be full of liquor - so are amazed to find it full of computer equipment. The son of two computer experts, himself a computer genius, is persuaded into helping the gang to use the truck's advanced technology to aid them on a crime spree. Michael and K.I.T.T. must stop the gang before they use the computers to disrupt the test-run of a new computerised vehicle that is armed with a warhead...

November 8, 1985

Bonnie poses as a jetsetter to gain access to a foreign embassy planning to ship a canister of deadly bacteria out of the country.

November 15, 1985

Michael's well-deserved break for his birthday is interrupted when Devon assigns him to find a stolen hi-tech hovercraft prototype before a black market arms dealer can ship it out of the country...

November 29, 1985

Someone tries to kill Michael after he qualifies to drive for an independent racing team plagued by a series of ""accidents"".

December 6, 1985

Michael discovers that prison inmates were used to steal security plans for a hotel that is hosting a defense conference.

December 13, 1985

A childhood friend of RC3's is involved with a blockbusting real-estate developer, who's trying to prevent the opening of a nightclub that could revitalize RC3's old neighborhood.

January 3, 1986

After a near-fatal encounter with a criminal mastermind, Michael falls into a deep depression and wants to quit the Foundation. He and Stevie are married.

January 10, 1986

An embittered electronics genius gains control of KITT's programming and turns the car on Michael.

January 17, 1986

A family logging outfit is unable to sell its timber because the local sawmill is buying pirated timber that was out on national park land.

January 24, 1986

When a Foundation trustee is murdered, Michael's prime suspects master magician Austin Templeton — but the man was seemingly on stage performing at the time of the murder. Michael is determined to prove that Templeton used his "magical" trickery to fool the audience and give him the perfect alibi. The fact that Bonnie, an old flame of Templeton's, was in the audience and is insistent of his innocence, does not make the case any easier...

January 31, 1986

When a sports promoter who claims to have some incriminating information about a legendary boxing match is murdered, Michael investigates an upcoming fight involving a villainous promoter and a former boxing champ who is determined to step back into the ring even if it kills him...

February 7, 1986

After a wanted mobster escapes an F.B.I. raid, murdering an Agent friend of Michael's in the process, Michael and K.I.T.T., backed up by RC3, follow a secret dune-buggy race in which the mobster is racing to make his escape across the border into Mexico, where a new identity awaits him...

February 14, 1986

Michael and K.I.T.T. have the seemingly easy, relaxing job of patrolling a national park for a couple of days, when they find themselves up against an arsonist driving an All-Terrain Vehicle, who escapes over rough terrain that K.I.T.T. can't cover. As they investigate to find just who is behind the spate of arson attacks, Michael must prove the innocence of a teenage boy, a reformed vandal, who is being framed for starting the fires...

February 21, 1986

Michael is captured while trying to rescue an American political prisoner held in a country in the throes of a coup d'etat.

March 7, 1986

Inexplicable accidents on a movie set are blamed on a legendary phantom haunting the studio.

March 14, 1986

A powerful Japanese businessman attempts to abduct the adopted son of Devon's friend because the boy is a direct descendent of the founder of an ancient terrorist cult.

April 4, 1986

Intercepting a robbery, Michael is shocked when one of the thieves commits apparent suicide, jumping out of a high-rise window. Investigating, it emerges that a con woman posing as a voodoo princess is using special earclips that submit the wearers to become zombified slaves to her commands. The woman plans to use her tranced henchmen to steal her some priceless archaeological finds, but in trying to stop the plot, Michael himself falls under the spell of one of the earclips...