Jay Harrington is an American actor best known for playing Sergeant David “Deacon” Kay on the CBS crime drama S.W.A.T.
He first gained national attention as the lead of ABC’s satirical workplace comedy Better Off Ted.
Jay Harrington Quick Facts
| Detail | Information |
|---|---|
| Full Name | James H. Harrington III |
| Born | November 15, 1971, Wellesley, Massachusetts |
| Age | 54 |
| Nationality | American |
| Profession | Actor |
| Known For | S.W.A.T., Better Off Ted |
| Education | Syracuse University, 1994 |
| Height | 6 feet |
Who is Jay Harrington?
Jay Harrington is an American actor with more than two decades of work across network television and film. He is best known for playing Sergeant David “Deacon” Kay on the CBS crime drama S.W.A.T.
He first broke through as the title character in ABC’s Better Off Ted in 2009. That satirical comedy showcased his range in both comedic and dramatic roles.
Harrington later became a fixture on primetime through S.W.A.T., which ran for eight seasons from 2017 to 2025. In 2025, he signed on to reprise Deacon in the spinoff S.W.A.T. Exiles.
His earlier credits include Private Practice, Desperate Housewives, Summerland, and Suits.
Early Life of Jay Harrington
Jay Harrington was born on November 15, 1971, in Wellesley, Massachusetts. He grew up in a family deeply connected to the creative arts.
His father, Terry Harrington, worked as an actor, and his mother, Judy Harrington, is an author. That environment nurtured his artistic instincts from an early age.
Harrington has two brothers, Adam and Matt, both of whom also pursued acting. During childhood summers, he spent time on Cape Cod near the Harwich Junior Theatre, where his interest in performance grew.
He also excelled at baseball and ice hockey at Wellesley High School before graduating in 1990.
Jay Harrington Age / Birthday
Jay Harrington is 54 years old as of 2026, born on November 15, 1971. His zodiac sign is Scorpio, a sign often linked with intensity, focus, and determination. He remains active in 2026, returning to his signature role in the S.W.A.T. spinoff.
Jay Harrington Ethnicity and Nationality
Jay Harrington is American by nationality, born and raised in Wellesley, Massachusetts.
He is of Irish, English, and Scottish descent. Harrington grew up in a creative New England household rooted in theater and writing.
Jay Harrington Height and Weight
Jay Harrington stands 6 feet tall, which is about 1.83 meters. His reported weight is around 165 pounds, or roughly 75 kilograms.
His lean, athletic build suits the action-driven roles he has taken on in recent years. That physicality became central to his long run on S.W.A.T.
He has kept a fit appearance throughout his television career.
Jay Harrington Education
Jay Harrington attended Wellesley High School, where he played sports and took part in school theater. He graduated in 1990.
He then enrolled in the theater program at Syracuse University. There he trained in acting alongside a competitive group of drama students.
Harrington earned a Bachelor’s degree in theater from Syracuse in 1994. That training gave him the technical foundation for his professional career.
His years at Syracuse shaped the discipline he brought to television and stage work.
Jay Harrington Career
Jay Harrington built his career steadily through television, moving from guest roles to network leads over more than twenty years. His work spans comedy, drama, and action.
Early Career (1998–2008)
Jay Harrington began acting professionally in 1998 with guest roles in Pacific Blue and The Pretender. He built his resume through steady television appearances.
In 2004, he played Dr. Simon O’Keefe in the WB drama Summerland. The following year, he took on FBI Special Agent Paul Ryan in the Fox series The Inside.
Harrington also starred as Steve in the short-lived NBC remake of Coupling. These early roles established him as a reliable network lead.
Better Off Ted and Breakthrough (2008–2012)
In 2008, Harrington joined ABC’s medical drama Private Practice as Dr. Wyatt Lockhart. That recurring role ran into 2009 and raised his profile.
His defining early role came in 2009, when ABC cast him as Ted Crisp in Better Off Ted. The satirical workplace comedy ran for two seasons and earned him wide recognition.
Around the same time, he played Dr. Ron McCready in Desperate Housewives. He later reprised that character in the 2012 film American Reunion.
S.W.A.T. and Recent Work (2017–Present)
In 2017, Harrington joined the CBS crime drama S.W.A.T. as Sergeant David “Deacon” Kay. He remained a series regular for all eight seasons, through 2025.
The role became the longest and most prominent of his career. His portrayal of the devoted family man and veteran officer anchored the show’s ensemble.
In 2025, Harrington signed on to reprise Deacon in the spinoff S.W.A.T. Exiles, a Sony Pictures Television production. He joined returning star Shemar Moore and Patrick St. Esprit, with production beginning in Los Angeles that September.
Jay Harrington Filmography
Jay Harrington’s screen credits stretch across comedy, drama, and action over more than two decades. His most recognized roles have come on network television.
| Year | Title | Role | Type |
|---|---|---|---|
| 2004 | Summerland | Dr. Simon O’Keefe | TV series |
| 2005 | The Inside | Paul Ryan | TV series |
| 2008 | Private Practice | Dr. Wyatt Lockhart | TV series |
| 2009 | Better Off Ted | Ted Crisp | TV series |
| 2012 | American Reunion | Dr. Ron McCready | Film |
| 2017 | S.W.A.T. | David “Deacon” Kay | TV series |
Across these projects, he worked with major networks including ABC, CBS, Fox, and NBC. His range let him move from light comedy to crime drama with ease.
That versatility kept him in steady work throughout his career.
Jay Harrington Net Worth
Jay Harrington’s exact net worth is not publicly disclosed. His income has come mainly from his long career in television and film.
His steady network roles, especially his eight seasons on S.W.A.T., formed the core of his earnings. Lead and recurring roles on shows like Better Off Ted and Private Practice added to that base over the years.
His return for the S.W.A.T. Exiles spinoff in 2025 extended his most reliable source of income. Across more than two decades, he has maintained consistent work in primetime television.
Jay Harrington Social Media
Jay Harrington keeps a relatively low-key public presence focused on his acting work. His professional credits are cataloged on his IMDb profile.
He has connected with S.W.A.T. fans through social platforms during the show’s run. His posts generally center on his projects rather than his private life.
His public visibility comes mainly through his television roles and cast appearances.
Frequently Asked Questions
How old is Jay Harrington?
Jay Harrington is 54 years old as of 2026, born on November 15, 1971, in Wellesley, Massachusetts. His birthday falls in mid-November.
What is Jay Harrington’s net worth?
Jay Harrington’s exact net worth is not publicly disclosed. His income comes mainly from his television and film career, led by his long run on S.W.A.T.
What is Jay Harrington known for?
Jay Harrington is best known for playing Sergeant David “Deacon” Kay on S.W.A.T. and the title role in Better Off Ted. Both were network television leads.
Is Jay Harrington in the S.W.A.T. spinoff?
Yes, Jay Harrington signed on in 2025 to reprise Deacon Kay in the spinoff S.W.A.T. Exiles. The series reunites him with star Shemar Moore.
Where did Jay Harrington study acting?
Jay Harrington studied theater at Syracuse University, graduating in 1994. He had earlier performed in school theater at Wellesley High School.
Where is Jay Harrington from?
Jay Harrington is from Wellesley, Massachusetts, where he was born and raised. He came from a family of actors and writers.
Conclusion
Jay Harrington turned a New England theater upbringing into a durable television career, moving from the comedy of Better Off Ted to eight seasons as Deacon Kay on S.W.A.T. His 2025 return for the S.W.A.T. Exiles spinoff keeps him tied to the role that has defined the latest chapter of his work.