Jacob Benjamin Gyllenhaal ( JIL-ən-hawl, Swedish: [ˈjʏ̂lːɛnˌhɑːl]; born December 19, 1980) is an American actor. Born into the Gyllenhaal family, he is the son of director Stephen Gyllenhaal and screenwriter Naomi Foner, and the younger brother of actress Maggie Gyllenhaal. He began acting as a child, making his acting debut in City Slickers...