Al Pacino as Lowell Bergman

Russell Crowe as Jeffrey Wigand

Christopher Plummer as Mike Wallace

Diane Venora as Liane Wigand

Philip Baker Hall as Don Hewitt

Lindsay Crouse as Sharon Tiller

Debi Mazar as Debbie De Luca

Stephen Tobolowsky as Eric Kluster

Colm Feore as Richard Scruggs

Bruce McGill as Ron Motley

Gina Gershon as Helen Caperelli

Michael Gambon as Thomas Sandefur

Rip Torn as John Scanlon

Lynne Thigpen as Mrs. Williams

Hallie Eisenberg as Barbara Wigand

Michael Paul Chan as Norman the Cameraman

Linda Hart as Mrs. Wigand

Robert Harper as Mark Stern

Nestor Serrano as FBI Agent Robertson

Pete Hamill as NY Times Reporter

Wings Hauser as Tobacco Lawyer

Cliff Curtis as Sheikh Fadlallah

Renee Olstead as Deborah Wigand

Michael Moore as Michael Moore

Gary Sandy as Sandefur's Lawyer

Willie C. Carpenter as John Harris

Paul Butler as Charlie Phillips

Jack Palladino as Jack Palladino

Megan Odebash as Sandra Sutherland

Roger Bart as Seelbach Hotel Manager

Alan Desatti as Hezbollah Interpreter

Sayed Badreya as Hezbollah Head Gunman

Chris Ufland as Doug Oliver - FDA

Douglas McGrath as Private Investigator

Bill Sage as Intense Young Intern

Joseph Hindy as Baldo the Editor

Dennis Garber as FBI Agent #1

Tim Grimm as FBI Agent #2

Paul Perri as Geologist / FBI Man

Wanda De Jesus as Geologist / FBI Woman

Robert Patrick Brink as Policeman

Vincent Foster as Bill Felling

James Harper as FBI Agent #3

Eyal Podell as Lowell's Son

Breckin Meyer as Sharon's Son

David Roberson as John Telefarro

Gregg E. Muravchick as Private Security Guard

William P. Bradford as Subpoena Man

David Clyde Carr as Local Newscaster

Ann Reskin as Seelbach Hotel Desk Clerk

Claire Slemmer as Edie Magnus

Steve Salge as Dan Rather

Derrick Jones as Mississippi Reporter

Donald F. Burbrink as B & W Male Security Officer

Vyto Ruginis as Junior Lawyer

George R. Parsons as B & W Uniformed Security Officer

Isodine Loury as Mississippi Court Stenographer

Charlene Bosarge as Mr. Scruggs' Assistant

Saemi Nakamura as Japanese Waitress

Ronal G. Yokley as Police Detective

Bob Lazarus as Stage Manager

Robert J. Ragno Jr. as Photographer - New Media

Alvin L. Welch as Judge

Nathan Lewis Hill as Production Assistant

Paula Bisbikos as Mike Wallace's Assistant

Christi Evans as CBS News Producer

Knox White as Soundman

Amy L. Caudill as A Student

Cara Briese as Student (uncredited)

Phil Hawn as Businessman at Airport (uncredited)

Spencer Kayden as Woman at Airport (uncredited)

Zane Lamprey as Man at Airport (uncredited)

Don Langley as Patron (uncredited)

Clyde Lee as Clyde Lee (uncredited)

Robert D. Parham as Lawyer (uncredited)

Roger Phenix as TV Camera Crew at Trial (uncredited)

Scott Ritcher as Courthouse Press Member (uncredited)

Brian Canberg as Attorney on Street (uncredited)

J.B. Flinn as Man with Drink (uncredited)

Tom Jones as Teenager in Cafeteria (uncredited)

Ted Speaker as New Orleans Murder Scene Onlooker (uncredited)

Robbie G. Tomlin as Courthouse Press Member (uncredited)

Susan Wagner as CBS Reporter (uncredited)