Kevin Spacey as Jack Abramoff

Kelly Preston as Pam Abramoff

Hannah Endicott-Douglas as Sarah Abramoff

Rachelle Lefevre as Emily Miller

Barry Pepper as Michael Scanlon

Spencer Garrett as Tom DeLay

Jon Lovitz as Adam Kidan

Eric Schweig as Chief Poncho

Yannick Bisson as Oscar Carillo

Maury Chaykin as Big Tony

Daniel Kash as Kontantinos (Gus) Boulis

Anna Hardwick as Lobbyist #2

Ruth Marshall as Susan Schmidt

Paul Stephen as Reverend Mueller

Graham Abbey as Simon Bowler

Jeffrey R. Smith as Grover Norquist

Graham Greene as Bernie Sprague

Sima Fisher as Prostitute (uncredited)

John Hickenlooper as Senator Campbell