Biography
Katy O'Brian is an American actress and martial artist. Born on 12 February 1989 in Indianapolis, Indiana, she attended Indiana University Bloomington, where she studied psychology and Germanic studies and earned a black belt in hapkido. After working as a police officer for seven years, she moved to Los Angeles in 2016 to pursue acting.
She is known for her film roles as Jentorra in Ant-Man and the Wasp: Quantumania (2023), Jackie in Love Lies Bleeding (2024) and Jenni Laughlin in The Running Man (2025). Other credits include Elia Kane in The Mandalorian (2019–), George in Z Nation (2014–2018), appearances in The Walking Dead (2010) and Twisters (2024), and Kimball in Agents of S.H.I.E.L.D. (2013).
