When a young detective is ambushed in a failed police stakeout, he is believed to have been killed. In reality, he survives and learns that his face has been altered and his identity has been changed to Michael Knight. The man responsible for this is Wilton Knight, a dying billionaire who, convinced that one man can make a difference, has selected Michael for the role as a crime-fighter.

Michael stops to offer a stranded Army Lieutenant a lift, only to learn when they arrive at her base that her father has died under mysterious circumstances. With the events surrounding the death highly suspicious, Michael decides to investigate.

Michael and K.I.T.T. head to the quiet backwater town of White Rock for Michael to take a well deserved vacation and do a little rock climbing, but the trip isn't quite the quiet break expected, when they find that the town is being terrorised by a rowdy motorcycle gang preparing to do battle with a rival club of bikers...

Michael joins an auto-daredevil show whose owners unwittingly took out a second mortgage from a crook who arranges "accidents" so he can take over the business.

Michael becomes the bodyguard for a crusading state senator who has stepped on one too many toes.

Devon sends Michael to stop a range war over water rights.

Devon lands in a small-town lockup on a misdemeanor, but his predicament becomes deadly after a fellow prisoner is killed by the cops.

Michael takes on the guise of an infamous criminal to infiltrate a highly organized crime ring headed by a retired colonel, who is planning a major heist.

A meek accountant can clear a friend of murder—if Michael can find him before he's arrested for "creative" bookkeeping.

Michael becomes a student in a driving school for chauffeur-bodyguards to expose an assassin whose targets are a trio of visiting Third World leaders.

Michael's only hope of preventing the assassination of a Latin American president is a girl who knows the plan, but has amnesia.

Michael infiltrates a ring of gunrunners selling advanced-design rifles in Central America, "Corazon de Piedras".

Someone is sabotaging the cars in an alternative-fuel race, so Michael joins the pack to flush out the saboteur.

The murder of a men's magazine publisher leads Michael to Las Vegas and an expose the magazine was about to print.

The trail of a counterfeiter leads to a sleepy little village that not only appears to be harboring the criminal he's after but is also under the eye of the CIA.

Michael investigates the mysterious deaths of members of an exclusive club for geniuses, involved in an archaeological dig.

Michael tries to prevent a lawyer's assistant from being framed for conspiracy, but there's a complication; she was Michael's fiancee before his identity change.

Michael tries to catch hijackers who are knocking off shipments carried by independent truckers.

Michael contends with interference from an overzealous private eye while he tries to discover who's stealing computer-software secrets.

After Michael unintentionally kills a cycle-gang member, the only witness insists that he recover her kidnapped child before she will help him.