Matthew O'Leary (born July 6, 1987) is an American actor. He made his debut in the made-for-television Disney Channel Original film Mom's Got a Date with a Vampire, and would go on to star in the thriller Domestic Disturbance (2001) opposite John Travolta. He also had supporting roles in Frailty (2001), and the independent neo-noir film Brick (2005). In 2011, he starred opposite Rachael Harris in the critically acclaimed independent film Natural Selection, followed by a lead role in Fat Kid Rules the World (2012). He had a minor part in Gore Verbinski's The Lone Ranger (2013), and lead roles in the horror films Stung (2015) and Bokeh (2017). O'Leary was born in Chicago on July 6, 1987. Prior to working as an actor, O'Leary was a child model. He auditioned for the lead in Home Alone 3. In 2005, O'Leary had a role in Warm Springs, a television film, and Havoc, a drama starring Anne Hathaway that was released directly to video. O'Leary came into mainstream prominence in the later half of the 2000s for his roles in Brick, a thriller starring Joseph Gordon-Levitt, and the 2007 films Live Free or Die Hard and Death Sentence. He appeared as Garret in Sorority Row and Johnny Koffin in Mother's Day (2010 film). In 2011, O'Leary won the Breakthrough Performance award at the 2011 SXSW Film Festival for his work in the film Natural Selection, with Rachael Harris.

For more information press link below:
https://en.wikipedia.org/wiki/Matt_O%27Leary