Brian Geraghty is an American actor. He was born on May 13, 1975. People know him for acting in movies like Jarhead (2005), The Hurt Locker (2008), and Flight (2012). He also played a recurring role in the TV show Boardwalk Empire. From 2014 to 2016, he was a regular on the TV show Chicago P.D. He played Theodore Roosevelt in The Alienist. From 2020 to 2022, he acted as Ronald Pergman in the ABC thriller drama Big Sky. Currently, he has a main role as Ranch Foreman Zane Davis on the Paramount+ western series 1923, which started in 2022.
Brian was born in Toms River, New Jersey, and has Irish roots. He finished high school in 1993 and then studied acting at the Neighborhood Playhouse School of Theatre. After that, he started his acting career in New York City and later moved to Los Angeles.
In his career, Brian had small roles in The Sopranos and Law & Order: Special Victims Unit. He appeared in movies like Bobby, The Guardian, We Are Marshall, and The Hurt Locker.
Apart from acting, Brian enjoys surfing in his free time.