CBS's popular action drama, The Unit, premiered in 2006 and wrapped up in 2009 after four seasons. Based on Eric L. Haney's memoir, the drama series focuses on the lives of the members of the U.S. Army special operations unit, Delta Force.
The action drama series stars various actors who became synonymous with their roles, such as Dennis Haysbert, Regina Taylor, and Michael Irby, among many others, who, with their intense and raw performances, made the show one of the most popular at the time and also a memorable one.
Let's explore more about the cast and character guide of The Unit.
The Unit cast and character guide

The series tells the story of the characters' training and going into covert missions, and also depicts how they navigated their personal lives and maintained their family life.
Here's the list of cast and character guide of The Unit:
1) Dennis Haysbert as Sergeant Major Jonas Blane
Haysbert's character Jonas Blane was among the most important characters in The Unit. He was the unofficial in Charge of the Alpha team, who looked up to him and often tried to think like him when they faced a serious issue during their missions. Throughout the four seasons, Blane had encountered numerous issues and saved his country and also his family from them.
Whether it's popular films or TV shows, the 71-year-old actor has shown his versatility and appeared in films such as Major League, Dear White People, and TV shows like Blue Bloods, Lucifer, and Backstrom.
2) Scott Foley as Bob Brown
Scott Foley's Bob Brown was one of the latest additions to the Alpha team, due to which he needed time to get acquainted with everyone. However, as the series progressed, due to his proficient skills, he became an asset to the team and also saved the lives of various people, including the Secretary of State.
The American actor is most commonly known for appearing in the popular teen drama, Dawson's Creek. He also later appeared in Felicity and the acclaimed medical sitcom, Scrubs, which is making a comeback to our screens with a revival. His other big roles include Grey's Anatomy, Scandal, Will Trent, and True Blood.
3) Max Martini as Mack Gerhardt
Another important member of Alpha Team is Max Martini's Mack. He is the second in command of the team after Blane. He has been part of numerous missions with the team as an operator and has helped in assassinating a terrorist financier and rescuing a drug minister, among others.
Other than The Unit, Martini was also seen in the acclaimed war film Saving Private Ryan. He also appeared in Pacific Rim, the Fifty Shades of Grey trilogy, and Sgt. Will Gardner.
4) Michael Irby as Charles Grey
Irby, as Charles Grey, appeared in all four seasons of The Unit. He was the operator and specialized in electronics and explosives. He was known for his aggressive nature and charming personality when it came to impressing a woman. He was also an important member in carrying out several undercover missions.
Irby is commonly known for appearing in Law & Order, True Detective, The Lincoln Lawyer, and Barry.
5) Robert Patrick as Thomas Ryan
Patrick's character, Thomas Ryan, was the colonel in The Unit. His story was one of the most complex ones due to his relationship with Gerhardt's wife and later, when he marries Charlotte, she betrays him by selling information about his unit to CIA agents, who blackmail him.
The American actor is known for playing T-1000 in Terminator 2: Judgment Day. His filmography also consists of films such as Spy Kids, The Faculty, Die Hard 2, and Lovelace.
6) Demore Barnes as Hector Williams
Barnes played Hector Williams in the action drama series. He was one of the most diverse members of the group as he carried out various duties as being a sharpshooter for the team and also being the medic when needed.
The Canadian actor's most popular role was that of archangel Raphael in Supernatural. He was also a part of shows such as Law & Order: Special Victims Unit, Doc, and American Gods.
7) Regina Taylor as Molly Blane
Regina Taylor played the wife of Jonas Blane, Molly, in the CBS series. While Jonas led the Alpha team, Molly was the unofficial head of the wives of the team members and often helped them out with her advice.
The multitalented actress was also seen in Clockers, Courage Under Fire, The Education of Max Bickford, and Blue Bloods.
8) Audrey Marie Anderson as Kim Brown
Anderson's character, Kim Brown, was the wife of Bob Brown. Like Bob, she also struggled to adjust to the rules and regulations of the military unit, but over time learned and even made friends.
Anderson appeared in popular shows such as The Walking Dead, Arrow, and Olive Kitteridge.
Supporting cast and character guide of The Unit
The supporting cast and character guide of The Unit are as follows:
- Abby Brammell as Tiffy Gerhardt
- Bre Blair as Joss Grey
- Nicole Steinwedell as Bridget Sullivan
- Rebecca Pidgeon as Charlotte Ryan
- Wes Chatham as Sam McBride
- Angel Wainwright as Betsy Blane
- Nicole Steinwedell as Bridget Sullivan
- Alyssa Shafer as Serena Brown
- Kavita Patil as Kayla Medawar
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