Mark Ruffalo

Michael Rezendes

Michael Keaton

Walter 'Robby' Robinson

Rachel McAdams

Sacha Pfeiffer

Liev Schreiber

Marty Baron

John Slattery

Ben Bradlee, Jr.

Brian d'Arcy James

Matt Carroll

Stanley Tucci

Mitchell Garabedian

Elena Wohl

Barbara

Gene Amoroso

Steve Kurkjian

Doug Murray

Peter Canellos

Sharon McFarlane

Helen Donovan

Jamey Sheridan

Jim Sullivan

Neal Huff

Phil Saviano

Billy Crudup

Eric Macleish

Robert B. Kennedy

Court Clerk Mark

Duane Murray

Hansi Kalkofen

Michael Cyril Creighton

Joe Crowley

Paul Guilfoyle

Peter Conley

Michael Countryman

Richard Gilman

Martin Roach

Cop in Coffee Shop

Brad Borbridge

Sports Editor

Don Allison

Bishop

Patty Ross

Linda

Robert Clarke

Judge Volterra

Gary Galone

Jack Dunn

David Fraser

Jon Albano

Laurie Heineman

Judge Sweeney

Elena Juatco

Guest List Woman

Siobhan Murphy

Intern

Darrin Baker

Middle Age Priest at St. Peter's

Joe Stapleton

Older Cop

Maureen Keiller

Eileen McNamara

Jimmy LeBlanc

Patrick McSorley

Tim Progosh

Principal Bill Kemeza

Laurie Murdoch

Wilson Rogers

Zarrin Darnell-Martin

Intern Wanda

Krista Morin

Young Reporter

Paula Barrett

Jim's Wife

Rob deLeeuw

Herald Reporter Quimby

Len Cariou

Cardinal Law

Stefanie Drummond

Sheila

Richard Fitzpatrick

Rectory Priest

Timothy Mooney

Bad Priest

Bruce-Robert Serafin

Boston Globe Security Guard

Donna Sue Jahier

Angry Man's Sister

Richard Jenkins

Richard Sipe (voice) (uncredited)

Elena Khan

Boston Reporter (uncredited)

John Franchi

Pedestrian (uncredited)