Peter is in prison for murder, and Alexander must disband the team to ensure his safety.
A murder-for-hire organization places an implant in the brain of an unwitting operative, who then will kill without memory.
An Irish protestant peace envoy is killed, and the team must guard his successor.
A sleazy TV journalist (Morton Downey Jr.) stages stories for ratings.
A fight promoter wants J.J.'s brother, Sugar Duke, to take a fall.
Gabrielle, drugged and hallucinating, is suspected of killing an artist friend.
To locate a protected witness, drug dealers kidnap Peter.
Parole-review board members are being killed, and Addington may be next.
The team must mediate between loggers and environmentalists.
Peter learns his new flame is preparing a hostile takeover of Addington Publishing.
A Bosnian relief group is front for an arms operation.
Gabrielle infiltrates a strip club to foil drug dealers.
Poisoned Peter must give up a witness to terrorists to obtain an antidote.
Peter must capture a genetically altered killer.
Stone uncovers illegal arms sales while investigating a Navy SEAL plane crash.
Freak accidents plague an international expedition searching for long-missing antiques.
Avant-garde designer Sandrine's (LaToya Jackson) models are murdered one by one.
The team must protect a mobster slated to testify before a committee on organized crime.
Terrorists threaten France with a stolen nuclear warhead.
A criminal claims he holds Addington's wife, thought dead, for ransom.
Addington poses as a restaurateur to foil a mob protection racket.
Police suspect a Counterstrike ally and former thief of taking a priceless jewel collection.
A traveling circus is a cover for white slavery.
Peter poses as a hired gun to foil an attempted coup.
Gabrielle's journalist lover is killed in the style of a ripper.
Counterfeiters plan to topple the European financial community.
An assassin targets Addington at a charity horse race.
Peter learns a former flame is suspected of murder and jewel theft.
Gabrielle is imprisoned in Turkey for smuggling rare coins.
New information on the JFK assassination is motive for murder.
The team seeks an Iraqi defector carrying a message threatening world peace.
A research farm is cover for a chemical-weapons testing facility.
International intrigue threatens Addington's goddaughter, a Yugoslav tennis prodigy.
A crack dealer takes Addington and community activists hostage.
A businessman's daughter is kidnapped by a gang he left 30 years before.
An undercover agent is murdered at a private commando-training camp.
Stone's childhood friend, now a mobster, threatens project NOVA.
Toronto police hold Stone as a material witness in the murder of a former CIA agent.
American Indians take a senator hostage to protest toxic waste.
The team goes to Rio de Janeiro to find the killer of Peter's Chicago policeman friend.
A scientist disappears after accomplishing cold fusion.
The team must deliver a double-crossed American agent to a hearing.
A persistent investigative journalist complicates Peter's protection of a controversial author; guest Heath Lamberts.
An IRA assassin trails Luke and Peter.
On the trail of stolen deutsche marks, the team uncovers a sting to foil IRA arms smuggling.
Killers pursue Nikki's old flame after a burglary.
Suzanne becomes a target after she sees her whistle-blower friend murdered.
Alexander investigates the supposedly accidental death of a mystery novelist.
Suzanne's kidnapped computer-science professor (Anthony Sherwood) is heir to a mineral-rich African nation's throne.
A Soviet major kidnaps Luke and brainwashes him to be an assassin.
The team searches for a Gypsy boy who witnessed a murder; a kidnapper replaces Alexander with a look-alike at a conference.
Luke's old girlfriend shows up with a baby she claims is his.
A billionaire hires a Scotland Yard investigator to find his kidnapped wife, then forms a crime-fighting team.
Nikki and Luke infiltrate terrorists who will kill businessmen until a member is released.
The team infiltrates a castle where terrorists are holding diplomats' wives hostage.
An arms dealer planning to steal a missile targeting device kidnaps his children to force his wife to cooperate.
A killer stalks members of a 1960s revolutionary group, one of them a friend of Alexander's.
Alexander's friend is murdered after he learns a fellow member of the Knights of Aram plans to bomb Beirut.
Researching a story about tulips, a reporter learns of illegal radioactive waste-dumping.
An Italian politician's son is implicated in murder, then disappears.
The leader of an environmentalist group is accused in a fatal bombing at a chemical plant.
A Third World president reportedly falls ill before he can sign an agreement for a U.S. naval base.
London thieves snatch a painting, a national treasure of an East European country.
The team attempts to protect a priest who is about to reveal the atrocities of a Latin American dictatorship.
A Colombian drug lord hires a Washington, D.C., dealer to murder a U.S. prosecutor.
A U.N. official suspects a link between bomb detonators and the disappearance of a former CIA agent's wife.