|Michael Sheen||Bill Carroll|
|Maria Bello||Kate Carroll|
|Meat Loaf Aday||Motel Manager|
Stuck in an unhappy but comfortable marriage, businessman Bill and his wife, Kate, are shocked when they learn that their son, Sammy, has gone on a deadly shooting spree on his college campus before committing suicide. Struggling to avoid the media, the couple flees to the house of Kate's brother, Eric . While the two try to remember what they might have done to drive Sammy to his desperate act, their mutual resentment builds.