Harold & Kumar Go to White Castle follows two likeable underdogs who set out on a Friday night quest to satisfy their craving for White Castle hamburgers and end up on a mind-altering road trip of epic proportions. John Cho (American Pie 1 & 2) and Kal Penn (Malibu's Most Wanted) take on the title roles in the film directed by Danny Leiner (Dude, Where's My Car?).