A freak accident releases Astor's blocked memories of his criminal past.
An international assassin targets a hard-nosed detective.
A closed case is reopened after a series of mysterious deaths.
A young ruler becomes a target of an assassin after reclaiming power in his homeland.
A sophisticated gun developed by the U.S. government is stolen and used in a murder.
A computer disk containing the formula for a popular soft drink is stolen and held for ransom.
Two bank robbers take Astor and a bystander hostage.
An aristocratic con man plots to steal a precious necklace.
Astor and Westlake pretend to be married to infiltrate a ring of diamond thieves.
A terrorist who was paralyzed in a battle with Westlake comes back for revenge.
Somebody wants to kill Catlett's novelist brother.
A local TV show gets wind of the Viper project and exposes Astor's secret past.
Astor and Westlake race criminals to a $100-million diamond stash.
Pensioners get caught in what seems to be a terrorist bombing.
The young wife of a former spy becomes a pawn in a quest for vengeance.
Frankie becomes a stripper to expose a nightclub extortion racket.
The Viper team must reach an innocent man before a bounty hunter does.
Astor falls for the wife of a Colombian drug lord.
Astor goes under cover to bring down a global mob network.
A small-time con artist helps set up a trap for a money-launderer.
Hijackers intercept the new Viper and its inventor, Julian Wilkes (Dorian Harewood).
Cole is abducted after plastic surgeons create a look-alike to steal the Defender.
Russian mercenaries steal a neutron bomb and take Westlake captive.
Followed by assassins, Westlake's photojournalist ex-husband arrives with news that their divorce was never finalized.
Cole returns to his hometown to help his estranged father investigate the death of the police chief.
A young lawyer unwittingly aids killer siblings.
Catlett and Westlake pose as cat burglars to stop an arms dealer.
After an apparent mass suicide, the team suspects a cover-up.
An assassination attempt gives Catlett amnesia and a sterling personality.
An armored car with $1 million in ones is stolen, and Cole's girlfriend is a prime suspect.
A tabloid reporter blows Cole's cover during an illegal-arms investigation.
Frankie inherits a bar and a mobster's incriminating secrets from his Uncle Vic.
An escaped prisoner carries a deadly and highly contagious virus.
A wilderness tour turns deadly when extortionists take Westlake and a corporate executive hostage.
Cole's teenage niece is involved in a drunken-driving accident.
'Masseur' Frankie gets close to mob wives to find out who is killing their husbands.
Westlake's mother becomes smitten with a secret agent.
A hot-shot trainee on a heavily armed motorcycle threatens Viper's future.
A homeless man he rescues from punks is a former CIA buddy Cole thought was dead.
Arson murders are identical to some Cole solved years before.
Westlake's just-for-fun investigation unearths the unsavory past of a pal's new husband.
During a prison break, Westlake kills an assassin's boyfriend and becomes a target for revenge.
His ex-fiancee gets Cole involved with arms smugglers and a new partner.
After an explosion apparently took Cole's life, he is seen working for a crime boss.
A murdered software designer leaves artificial intelligence to his girlfriend.
An autistic man is the only witness to his brother's murder.
A mass murderer escapes from a cryogenic prison to reunite with his followers.
An FBI agent assigned to the Viper team is accused of stealing a weapon that causes spontaneous human combustion.
A politician, a mysterious young woman and a movie star's long-ago suicide link to the death of an investigative reporter.
A criminal in a fake Defender terrorizes Metro City.
Cole's former mentor is an escaped con out for revenge.
Revolutionaries targeting the secretary of Defense brainwash a scientist into stealing nerve gas.
The Viper team must stop the escalating gang warfare.
A scientist's invention saves his life but turns him into a killer cyborg.
A scientist's runaway son helps muscle-car racers steal rocket fuel; written by Darrell Petty.
A band of weapons thieves plans to take the Defender next.
It looks like the Viper team stole a top-secret weapon.
A performer's son witnesses a murder at a comedy club.
Westlake distrusts a thief who agrees to trap her dangerous ex-boyfriend.
Weapons thieves have Cole and the team trapped in an abandoned refinery.
A suspended security officer turns to jewel robbery.
A killer with a clever way to dispose of bodies targets a talk-show host.
A police officer infiltrating organized crime calls for Viper backup.
An arms dealer operates from a virtual-reality bar.
A rogue trucker in an armored rig and his biker thugs terrorize the city.
A visiting dignitary is targeted by the assassin who killed her father; Frankie is attracted to a royal attendant.
Astor's adversary steals an artificial heart intended for a dying girl.
A reporter probing a string of murders falsely names a police lieutenant as the prime suspect.
Astor meets a woman who claims to be his wife.
A car inventor's revolutionary design may put a shady oil executive out of business.
A hit man takes on Joe's appearance to carry out a killing to free his girlfriend from the Outfit.
Frankie's friend is brainwashed into helping the Outfit hijack a shipment of deadly viruses.
Astor matches Viper against an equally sophisticated machine while searching for kidnapped Wilkes.
Astor is stranded in a town taken over by a gang and befriends a boy who idolizes him.
Wilkes befriends a co-worker at the rehabilitation center, unaware she is dating Astor's nemesis.
To obtain the microchip that contains his lost memory, Astor breaks the law to get an amnesia implant for a brain surgeon.
An engineer and a driver pit the transforming supercar against a near-future crime syndicate.