THE UNIT is an action drama that follows a covert team of Special Forces operatives as they risk their lives on undercover missions around the globe, while their families maintain the home front, protecting their husbands' secrets. Jonas Blane(Dennis Haysbert) leads the Unit on missions out in the field and is responsible for taking new recruit Bob Brown (Scott Foley) under his wing.
As Mack and Tiffy uneasily proceed with plans to leave Unit life behind, Mack's former team members are out in the field dealing with struggles of their own.
Jonas and his team carry out a complex and dangerous prison escape of a rogue former Unit operator in order to have him help track down the world's leading arms dealer.
Jonas and his team are sent to Paraguay to eliminate a militia rebel leader, but the mission is put on hold when they must rescue two Charlie team members trapped by a sniper.
The Unit tracks down a wanted Indonesian terrorist on US soil, but in a race against time they must prevent his moving target from exploding.
A mission to extract a western African dictator from a U.S. hospital during a hurricane seems to be a fairly straightforward assignment under adverse conditions.
While the men of the Unit are out in the field on a mission to track down smuggled diamonds linked to an impending terrorist attack.
Jonas involves Bob in a non-work related mission to save Ron Cheals' illegitimate daughter from a cult, but Jonas' "favor" for a friend puts the two Unit members in jeopardy of losing their jobs
Bob and his translator survive a helicopter crash in Siberia but now, cut off completely from civilization and without their gear, they face the challenge of enduring the harsh weather.
Jonas works closely with his "undercover wife" to assassinate a prominent Latin American official who threatens the U.S. oil supply.
After Col. Ryan is shut down by his contacts in Washington D.C. to negotiate a prisoner exchange to free Jonas, he makes plans for the men of the Unit to rescue him.
When Jonas' family gathers for a long overdue celebration honoring his dad, Jonas witnesses some disturbing behavior by his nephew who just returned from combat and he attempts to put a stop to it.
When the Unit is assigned protection detail for a U.S. Senator traveling in a hostile country in Asia, Jonas is given his own top secret assignment within the mission from the President of the United States.
The Unit's dangerous mission in North Korea is jeopardized after a spy overhears Kim Brown talking and she triggers a security breach.
The Unit is assigned to slip into Iran to plant radiation "sniffers," but when things go awry, Mack must decide whether to leave behind an Iranian woman who served as their loyal guide to be tortured
While the Unit members protect an international figure at the United Nations, they spring into action when a deadly elevator crash occurs. More trouble seems imminent when the Unit discovers a bomb.
While in Germany for the annual Counter-Terrorism Games, Jonas and his team are assigned to be "terrorists" responsible for hijacking a Berlin subway.
After arriving at an Army support base in a remote area of Afghanistan, Jonas and his team discover that the base is in a state of disarray and take control of the situation by organizing the troops.
When Jonas and members of the Unit study advanced desert warfare in Israel, Grey becomes smitten with Michal, an Israeli soldier, but the relationship proves deadly.
When a Special Forces aircraft is downed in Papua New Guinea, Brown and Williams are sent to the crash site to retrieve the black box.
The Unit must rescue students of an elite international private school in the Washington suburbs who have been taken hostage by captors. However, the captors make no demands and set no timeline for negotiation.
Convinced that Tiffy is having an affair, Mack faces turmoil on the home front and ends up coming to a fateful resolution. Meanwhile, Bob is forced to make a difficult decision out in the field.
While Mack, Grey and Williams protect a Thai prince and his family on American soil, they stumble across palace intrigue, temptation, and plots inside the treacherous family that involve infidelity.
The Team's world collapses when they return from a successful mission to discover The Unit has been shut down and all Unit members are under governmental investigation for secret misdeeds of the past.