According to TMZ, Bartusiak was found dead Saturday morning in a garage apartment behind her home. No foul play is suspected, and there are no "obvious signs" of suicide, TMZ reports.
On television, Bartusiak appeared in a recurring role as Megan Matheson in24, as well as guest spots on House, Touched by an Angel and CSI. She also played young Marilyn Monroe in the miniseries Blonde.
She is survived by her parents, Raymond Donald Bartusiak and Helen McCole.