Biography
Keir O'Donnell is an Australian actor. He was born on 8 November 1978 in Sydney, New South Wales, and moved to Harvard, Massachusetts, at the age of ten. He attended The Bromfield School, where he received a Massachusetts High School Drama Guild Acting Scholarship in 1996, and later graduated from the Hartt School in 2000.
O'Donnell began his screen career in the early 2000s. He is known for his roles in the films Wedding Crashers (2005) as Todd Cleary, The Break-Up (2006), Paul Blart: Mall Cop (2009) as Veck Simms, Dawn of the Planet of the Apes (2014) as Finney, American Sniper (2014) as Jeff Kyle, and Gifted (2017) as Bradley Pollard. He has also appeared in television series including Lost (2004) and Sons of Anarchy (2008).
In addition to acting, O'Donnell has written and produced A Case of You (2013) and made his directorial debut with Marmalade (2024).
