Kevin Spacey

Character: Ron Klain

Bob Balaban

Character: Ben Ginsberg

Ed Begley Jr.

Character: David Boies

Laura Dern

Character: Katherine Harris

John Hurt

Character: Warren Christopher

Denis Leary

Character: Michael Whouley

Bruce McGill

Character: Mac Stipanovich

Tom Wilkinson

Character: James Baker

Bruce Altman

Character: Mitchell Berger

Jayne Atkinson

Character: Theresa LePore

Gary Basaraba

Character: Clay Roberts

Derek Cecil

Character: Jeremy Bash

Eve Gordon

Character: Monica Klain

Marcia Jean Kurtz

Character: Carol Roberts

Mitch Pileggi

Character: Bill Daley

Raiko Bowman

Character: Whouley's Aide

Kevin Porter

Character: Secret Service Agent (uncredited)

Brent Mendenhall

Character: George W. Bush

Chris Cox

Character: George W. Bush (voice)

Grady Couch

Character: Al Gore

Molly Howe

Character: Alana Alibsoo (uncredited)