Season 1, Episode 5

1. Trigon: The KGB Chess Game

At the height of the Cold War, the CIA recruited a Soviet diplomat to gain valuable intelligence from inside the Soviet Union.

2. The Hunt for Saddam

A Defense Intelligence Agency interrogator and US Special Forces work together to find missing Iraqi dictator Saddam Hussein.

3. Zarqawi: The Father of ISIS

The Joint Special Operations Command needed to stop violent Al-Qaeda in Iraq leader Abu Musab al-Zarqawi and put an end to his reign of terror.

4. Cuba: Traitor on the Inside

The FBI and Defense Intelligence Agency join forces to catch Ana Montes, a senior DIA analyst who was passing sensitive intelligence to Cuba.

5. Cross International: The Billion Dollar Black Market

Homeland Security Investigations conducts an elaborate undercover sting operation to stop an illegal arms dealer.

6. The Taliban's Double Agent

The CIA, Joint Special Operations Command and a double agent work to rescue aid workers held hostage in Afghanistan by the Taliban.

7. Red Storm Rising: Naval Secrets Exposed

In 2004, the FBI and Naval Criminal Investigative Service needed to catch an engineer who'd been stealing US Navy secrets for the Chinese government.

8. Hexagon: The Secret Satellite

The US military searches the Pacific Ocean to find classified satellite-surveillance footage before it falls into enemy hands.

1. Trigon: The KGB Chess Game

At the height of the Cold War, the CIA recruited a Soviet diplomat to gain valuable intelligence from inside the Soviet Union.

2. The Hunt for Saddam

A Defense Intelligence Agency interrogator and US Special Forces work together to find missing Iraqi dictator Saddam Hussein.

3. Zarqawi: The Father of ISIS

The Joint Special Operations Command needed to stop violent Al-Qaeda in Iraq leader Abu Musab al-Zarqawi and put an end to his reign of terror.

4. Cuba: Traitor on the Inside

The FBI and Defense Intelligence Agency join forces to catch Ana Montes, a senior DIA analyst who was passing sensitive intelligence to Cuba.

5. Cross International: The Billion Dollar Black Market

Homeland Security Investigations conducts an elaborate undercover sting operation to stop an illegal arms dealer.

6. The Taliban's Double Agent

The CIA, Joint Special Operations Command and a double agent work to rescue aid workers held hostage in Afghanistan by the Taliban.

7. Red Storm Rising: Naval Secrets Exposed

In 2004, the FBI and Naval Criminal Investigative Service needed to catch an engineer who'd been stealing US Navy secrets for the Chinese government.

8. Hexagon: The Secret Satellite

The US military searches the Pacific Ocean to find classified satellite-surveillance footage before it falls into enemy hands.