Liam Pádraic Aiken (born January 7, 1990) is an American actor. He has starred in films such as "Stepmom" (1998), "Road to Perdition" (2002), and "Good Boy!" (2003), and played Klaus Baudelaire in "Lemony Snicket's A Series of Unfortunate Events" (2004), based on the series of books.
Stepmom was filmed in 1998.