Brian Geraghty

Brian Geraghty is an American actor, known for his roles in the 2005 film Jarhead, the 2008 film The Hurt Locker, and the 2012 film Flight, along with his recurring role in the HBO drama series Boardwalk Empire. He appeared as a regular on NBC's Chicago P.D. from 2014 to 2016 and played Theodore Roosevelt in the TV series The Alienist. From 2020 to 2022, he portrayed Ronald Pergman on the ABC thriller drama Big Sky. He had a main role as Ranch Foreman Zane Davis on the Paramount+ western series 1923 (2022–2025).