Drama · Action · Crime

The Unit: all seasons, episodes and where to watch

CBS drama and action series (2006–2009), 4 seasons.

Season complete CBS Listings updated October 3, 2026 Listings

Artwork via TVmaze · © its respective owners

Quick answer · Season 4

The Unit is a drama and action series that aired on CBS, running from 2006 to 2009 with 4 seasons and 69 episodes. The Unit has ended. Its final episode aired on May 10, 2009.

U.S. premiere: September 28, 2008
Where: CBS
Time: Varies by station
Episodes: 22
Finale: May 10, 2009

Where to watch The Unit season 4 in the U.S.

Where to watch The Unit season 4 in the U.S.
Where	How	When	Notes
CBS	Broadcast (free)Antenna / cable	September 28, 2008 – May 10, 2009	Original U.S. run on CBS. [1]

Season 4 episode schedule

The Unit season 4 U.S. episode schedule
Ep.	Title	U.S. date	Time	Status
1	Sacrifice	Sun, Sep 28, 2008 ^[1]	Check local listings national slot	Listed
2	Sudden Flight	Sun, Oct 5, 2008 ^[1]	Check local listings national slot	Listed
3	Sex Trade	Sun, Oct 12, 2008 ^[1]	Check local listings national slot	Listed
4	The Conduit	Sun, Oct 19, 2008 ^[1]	Check local listings national slot	Listed
5	Dancing Lessons	Sun, Oct 26, 2008 ^[1]	Check local listings national slot	Listed
6	Inquisition	Sun, Nov 2, 2008 ^[1]	Check local listings national slot	Listed
7	Into Hell, Part 1	Sun, Nov 9, 2008 ^[1]	Check local listings national slot	Listed
8	Into Hell, Part 2	Sun, Nov 16, 2008 ^[1]	Check local listings national slot	Listed
9	Shadow Riders	Sun, Nov 23, 2008 ^[1]	Check local listings national slot	Listed
10	Mislead and Misguided	Sun, Nov 30, 2008 ^[1]	Check local listings national slot	Listed
11	Switchblade	Sun, Dec 21, 2008 ^[1]	Check local listings national slot	Listed
12	Bad Beat	Sun, Jan 4, 2009 ^[1]	Check local listings national slot	Listed
13	The Spear of Destiny	Sun, Jan 11, 2009 ^[1]	Check local listings national slot	Listed
14	The Last Nazi	Sun, Feb 15, 2009 ^[1]	Check local listings national slot	Listed
15	Hero	Sun, Mar 8, 2009 ^[1]	Check local listings national slot	Listed
16	Hill 60	Sun, Mar 15, 2009 ^[1]	Check local listings national slot	Listed
17	Flesh & Blood	Sun, Mar 22, 2009 ^[1]	Check local listings national slot	Listed
18	Best Laid Plans	Sun, Mar 29, 2009 ^[1]	Check local listings national slot	Listed
19	Whiplash	Sun, Apr 12, 2009 ^[1]	Check local listings national slot	Listed
20	Chaos Theory	Sun, Apr 26, 2009 ^[1]	Check local listings national slot	Listed
21	Endgame	Sun, May 3, 2009 ^[1]	Check local listings national slot	Listed
22	Unknown Soldier	Sun, May 10, 2009 ^[1]	Check local listings national slot	Listed

Dates are U.S. dates. Broadcast times are the network's national slot; your local station may differ.

About The Unit

The Unit is a drama and action series that aired on CBS, running from 2006 to 2009 with 4 seasons and 69 episodes. The Unit has ended. Its final episode aired on May 10, 2009.

Season 4: Season 4 of The Unit aired from September 28, 2008 to May 10, 2009 on CBS (22 episodes).

Network / service: CBS (first aired March 7, 2006)
Main cast over the series (TVmaze): Dennis Haysbert (Jonas Blane), Scott Foley (Bob Brown), Max Martini (Mack Gerhardt), Audrey Marie Anderson (Kim Brown), Regina Taylor (Molly Blane)

All seasons

Season 4

Season complete

Season 4 of The Unit aired from September 28, 2008 to May 10, 2009 on CBS (22 episodes).

CBS

Season 3

Season complete

Season 3 of The Unit aired from September 25, 2007 to December 18, 2007 on CBS (11 episodes).

CBS

Season 2

Season complete

Season 2 of The Unit aired from September 19, 2006 to May 8, 2007 on CBS (23 episodes).

CBS

Season 1

Season complete

Season 1 of The Unit aired from March 7, 2006 to May 16, 2006 on CBS (13 episodes).

CBS

Common questions

How many seasons of The Unit are there?

The Unit has 4 seasons and 69 episodes listed, airing from March 7, 2006 to May 10, 2009.

Is The Unit cancelled or ended?

The Unit has ended. Its final episode aired on May 10, 2009.

Where can I watch The Unit?

The Unit originally aired on CBS in the U.S. Streaming rights for older seasons change over time, so check CBS's own app and the major streaming services for the current home.