Shawn was born in Frederick, Maryland, to Carol Ann (née Owens), a loan officer, and Wayne Thomas Hatosy, a graphic designer. He has Hungarian and Irish ancestry.
He grew up in the Loch Haven neighborhood of Ijamsville, Maryland, attended New Market Middle School, and graduated from Linganore High School.
- Animal Kingdom
- Alpha Dog
- The Faculty
- The Cooler
- Bad Lieutenant: Port of Call New Orleans
- Outside Providence
- Public Enemies