Stiles jeopardizes both his life and Terri's in order to rescue her from North Korea.
An investigation reveals that a murder in North Korea might be the result of a mole in the CIA department.
Stiles faces a moral dilemma when Gage orders him to kill a Russian scientist suspected of manufacturing an anthraxlike virus.
Gage's team tries to clear the CIA of suspicion and track down who is really behind the murders of Saudi royal family members.
Gage and Quinn must deal with an organized crime leader after they learn he is involved with an al-Qaida cell.
The murders of the wives of several servicemen prompts an investigation to find who is responsible for leaking their names.
Gage's car blows up while he is in Israel to help broker a peace treaty.
When the team returns to Africa to rescue former CIA informants, Stiles is stunned to learn he is a father.
Lex must conceal information on a terrorist attack so a future attack can be prevented.
A former U.S. president (Brian Dennehy) travels to Indonesia to oversee its presidential election, while the CIA works behind the scenes to rig the results.
Stiles and Terri pursue a terrorist who fled the Unites States to the Gaza strip.
Haisley stumbles upon a weapons deal between al-Qaida and IRA factions while visiting a museum in Dublin.
Gage conducts an internal investigation in search of a mole.
When Stiles fails to return from a mission, his fellow agents must cancel their Thanksgiving Day plans to search for him.
When the president's younger brother (Tom Arnold) causes an international incident, Stiles is assigned to be his guardian.
When a mission goes terribly wrong, a Senate committee calls the CIA to report on it, then debates the agency's fate.
The CIA and the FBI hunt for the ringleader of a possible terrorist cell in the United States.
CIA agents return an Iraqi defector to his homeland, only to find out they may have mistaken his identity.
When a CIA plane crashes in China, the operatives must hide the evidence before it is discovered.
Agents face danger when they oversee the development of the Afghanistan Ministry of Intelligence.
Gage must decide whether a hijacked plane carrying Stiles and Lex should be shot down.
The agency unleashes a special team to hunt for Matt Callan's killer in France.
Matt and Terri try to rescue an undercover agent taken hostage in Uzbekistan.
The agency joins with the Washington, D.C., police department to investigate the murder of a CIA agent.
When Jackson poses as an arms dealer, his Russian buyers doubt his legitimacy and hold him hostage.
The CIA tries to prevent nuclear war between India and Pakistan.
Jackson acts to save enslaved workers at a chemical-weapons plant in the Sudan before the CIA bombs the facility.
Tom and Carl learn that the press is going to break a story alleging Tom committed a war crime during the Vietnam War.
The CIA apprehends a suicide bomber infected with the smallpox virus.
Gage probes the death of a Vietnamese man linked to the CIA.
Matt and Terri go into the field to gather information about an arms shipment to Iraq, while a new director (Beau Bridges) takes the reins of the CIA.
An assassin's bullet strikes Matt instead of the intended target -- Lisa.
Terrorists kidnap the daughter of the U.S. ambassador to Greece.
An investigation takes an unusual turn when a British Intelligence officer fails to report his kidnapped son missing.
An ambitious journalist plans a story that will endanger a Russian general.
Matt and Lisa learn of a plot to assassinate the king of Saudi Arabia.
The CIA conducts an internal investigation when officials suspect Jackson leaked information.
Matt pressures his superiors to tell him the truth about his brother's death.
A terrorist plans to release anthrax in Washington, D.C.
The CIA learns of an imminent terrorist attack somewhere in Europe.
The CIA discovers a nuclear bomb buried in murdered man's back yard.
A local governor plans a political coup after some American miners become hostages in Indonesia.
The CIA misidentifies a missionary plane as a drug-trafficking plane, and the Colombians shoot it down.
Skilled CIA agents based in Washington, D.C., put their lives on the line to ensure the safety of the nation.