Robert Patrick Ronny Quail
Jeremy Renner Producer, Gary Webb
Michael Sheen Fred Weil
Ray Liotta John Cullen
Andy Garcia Norwin Meneses
Mary Elizabeth Winstead Anna Simons
Tim Blake Nelson Alan Fenster
Yul Vazquez Danilo Blandon
Barry Pepper Russell Dodson
Michael Kenneth Williams Ricky Ross
Oliver Platt Jerry Ceppos
Paz Vega Coral Baca
Rosemarie DeWitt Sue Webb
Richard Schiff Richard Zuckerman
Gil Bellows DEA Agent Miller
Steve Coulter Anonymous Agent
Avy Kaufman Casting
Rhoda Griffis Female Anchor
Pamela Abdy Executive Producer
Joshua Close Rich Kline
Scott Stuber Producer
Lucas Hedges Ian Webb
Matt Lintz Eric Webb
Michael Cuesta Director
Nancy Reagan Self (archive footage) (uncredited)
Brian A. Kates Editor
John Paino Production Design
Sean Bobbitt Cinematography
Susan Walters Los Angeles Times Editor
Jena Sims Quail's Girlfriend
David de Vries Washington Post Editor
Dan Futterman Leo Wolinsky
Nathan Johnson Original Music Composer
Peter Landesman Screenplay, Executive Producer
Don Handfield Executive Producer
Kimberly Adams Costume Design
Naomi Despres Producer
James Lewis Jaguar Driver
Doug Hall Costume Design
David Alessi DEA Agent (uncredited)
Jen Harper Ricky Ross Trial Judge
Louis Phillips Executive In Charge Of Production
Michael Bederman Executive Producer
Shaira Barton DC Business Woman (uncredited)
David Lee Garver Doug Farah
Grace Baine Reporter Washington Post (uncredited)
Gary Webb Novel
Nick Schou Novel
Parker Douglas Christine Webb