Mark Ruffalo
as Michael Rezendes
Michael Keaton
as Walter 'Robby' Robinson
Rachel McAdams
as Sacha Pfeiffer
Liev Schreiber
as Marty Baron
John Slattery
as Ben Bradlee Jr.
Stanley Tucci
as Mitchell Garabedian
Brian d'Arcy James
as Matt Carroll
Gene Amoroso
as Steve Kurkjian
Billy Crudup
as Eric Macleish
Maureen Keiller
as Eileen McNamara
Paul Guilfoyle
as Peter Conley
Len Cariou
as Cardinal Law
Neal Huff
as Phil Saviano
Michael Cyril Creighton
as Joe Crowley
Laurie Heineman
as Judge Sweeney
Tim Progosh
as Principal Bill Kemeza
Elena Wohl
as Barbara
Doug Murray
as Peter Canellos
Sharon McFarlane
as Helen Donovan
Jamey Sheridan
as Jim Sullivan
Robert B. Kennedy
as Court Clerk Mark
Duane Murray
as Hansi Kalkofen
Brian Chamberlain
as Paul Burke
Michael Countryman
as Richard Gilman
Tim Whalen
as Young Cop
Brad Borbridge
as Sports Editor
Don Allison
as Bishop
Patty Ross
as Linda
Paloma NuΓ±ez
as Garabedian's Receptionist
Robert Clarke
as Judge Volterra
Gary Galone
as Jack Dunn
David Fraser
as Jon Albano
Paulette Sinclair
as Receptionist at Judge's Chambers
Elena Juatco
as Guest List Woman
Nancy Villone
as Maryetta Dussourd
Wendy Merry
as Female Editor
Siobhan Murphy
as Intern
Eileen Padua
as Sacha's Grandmother
Darrin Baker
as Middle Age Priest at St. Peter's
Joe Stapleton
as Older Cop
Jimmy LeBlanc
as Patrick McSorley
Neion George
as Waiter at Gala
Laurie Murdoch
as Wilson Rogers
Zarrin Darnell-Martin
as Intern Wanda
Krista Morin
as Young Reporter
Paula Barrett
as Jim's Wife
Mairtin O'Carrigan
as Stewart
Rob deLeeuw
as Herald Reporter Quimby
Nancy E. Carroll
as Jane Paquin
Anthony Paolucci
as Kevin
Michele Proude
as Lisa Tuite
Richard O'Rourke
as Ronald Paquin
Dennis Lynch
as Clerk O'Brian
Stefanie Drummond
as Sheila
Mark McGrinder
as Weeping Man
Richard Fitzpatrick
as Rectory Priest
Tom Driscoll
as Disgruntled Man
Jeffrey Samai
as Library Security
Moira Driscoll
as Woman Interviewee
Forrest Weber
as Angry Man
Doreen Spencer
as Older Southie Woman
Janet Pinnick
as Receptionist
Shannon McDonough
as Receptionist
Shannon Ruth
as Girl at Garabedian's
Daniel Ruth
as Boy at Garabedian's
Jennifer Ruth
as Mother at Garabedian's
Timothy Mooney
as Bad Priest
Bruce-Robert Serafin
as Boston Globe Security Guard
Donna Sue Jahier
as Angry Man's Sister
Edward Brickley
as Red Sox Announcer
Brett Cramp
as Middle Aged Man
Richard Jenkins
as Richard Sipe (voice) (uncredited)
John Franchi
as Pedestrian (uncredited)
Martin Roach
as Cop in Coffee Shop
Elena Khan
as Boston Reporter
Teresa Wilson
as Maureen
Amy Whalen
as Pedestrian (uncredited)
Peter Lewis Walsh
as Red Sox Fan (uncredited)
Lance Norris
as Driver (uncredited)