Acclaimed actor Sam Waterston stars as Executive Assistant District Attorney Jack McCoy on "Law & Order." Waterston is a six-time Emmy Award nominee (three times for "Law & Order" and three more for "I'll Fly Away") who won the award for hosting the 10-part NBC informational series "Lost Civilizations." He also received a Golden Globe for "I'll Fly Away" and earned the 1999 Screen Actors Guild Award for his performance as McCoy. In addition, Waterston earned an Oscar nomination for Best Actor for his performance in "The Killing Fields," and Golden Globe nominations for Best Supporting Actor and Most Promising Newcomer for his portrayal of Nick Carraway in "The Great Gatsby." He has also been nominated for several BAFTA Awards. Waterston's other notable feature credits include: the Woody Allen films "Interiors," "Hannah and Her Sisters" and "Crimes and Misdemeanors"; John Waters' "Serial Mom"; "Hopscotch" and "Heaven's Gate"; Tennessee Williams' "The Glass Menagerie" and "Eagle's Wing.” He also starred in "Rancho Deluxe" and "Man in the Moon." In addition, Waterston starred in the television movie "A House Divided" (which he also produced), and he portrayed Abraham Lincoln in Gore Vidal's miniseries "Lincoln." Waterston appeared in the NBC movie "The Matthew Shepard Story, and in recent films including "The Commission" and "Le Divorce.” The hiatuses between seasons of "Law & Order" have seen him at work on stage and on screen. Waterston's stage work includes myriad Broadway and off-Broadway productions including many plays with the New York Shakespeare Festival, such as "As You Like It," "Cymbeline," "Measure for Measure," "Hamlet," and "The Doll's House." He earned a Tony Award nomination for his role as Abe Lincoln in "Abe Lincoln in Illinois" at the Lincoln Center Theater in New York, as well as an Obie and Drama Desk Award for his portrayal of Benedick in "Much Ado About Nothing."