Matthew Joseph O'Leary (born July 6, 1987 in Chicago, Illinois) is an American actor best known for Domestic Disturbance, Frailty, and Brick. He got his start as a child actor but has continued working as an adult, though he has not appeared in any projects since 2019. Unusually for an actor of his generation, he has no public social media presence whatsoever. He has never granted a substantial interview, and nothing is known about his personal life.
Film Roles
- Domestic Disturbance as Danny Morrison
- Frailty as Young Fenton
- Spy Kids 2 The Island Of Lost Dreams as Gary Giggles
- Spy Kids 3-D: Game Over as Gary Giggles
- The Alamo (2004) as Boy in store
- Brick as The Brain
- Havoc as Eric
- Live Free or Die Hard as Clay
- Death Sentence as Joe Darley
- Solstice as Mark
- American Son as Jake
- American Bully as Brandon
- Sorority Row as Garrett Bradley
- Mothers Day 2010 as Jonathan 'Johnny' Koffin
- The Lone Ranger (2013) as Skinny
- Stung as Paul
- Bokeh as Riley
- Skyscraper as Skinny Hacker
- Welcome to Marwen as Lt. Benz/Carl
Television Roles
- Mom's Got a Date with a Vampire as Adam Hansen (TV Movie)
- Law & Order: Criminal Intent as Ethan Garrett (1 episode)
- Eleventh Hour as Bobby (1 episode)
- CSI: Crime Scene Investigation as Dan Forester (recurring)
- Game Of Silence as Troy (1 episode)
- Sweet/Vicious as Darren Ford (1 episode)
- Santa Clarita Diet as Cole (1 episode)
- Major Crimes as Alex Wilson (1 episode)
- Project Blue Book as Lt. Henry Fuller (recurring)
- Agents of S.H.I.E.L.D. as Pax (recurring)
