Sam Waterston

as Self

as Franklin Delano Roosevelt

as Self (voice)

as Charlie Mayo (voice)

as Erwin Griswold

as George Dupont

as Jack McCoy

as Eugene Sutphin

as Matthew Trant

as Jack Edwards

as Ben

as Additional Cast from 'The Killing Fields' (archive footage)

as David (uncredited)

as Sydney Schanberg

as Frank Canton

as Jack Cutter

as Lt. Col. Peter Willis

as Cecil Colson

as Nick Carraway

as Marshall John Cook

as Sol Bergstein

as Charlie Skinner

as Reader (voice)

as Abraham Lincoln