2004 Oscars — Actor in a Supporting Role

Mystic River won Actor in a Supporting Role at the 2004 Oscars. All 5 nominees are listed below, winner first. The other nominees were 21 Grams, In America, The Cooler and The Last Samurai. Each film links to its complete award history. The links below go to the 2003 and 2005 Actor in a Supporting Role races.