Peter Sarsgaard
Walter Delacroix
Margo Martindale
Sister Colleen
Celia Weston
Mary Beth Percy
Lois Smith
Helen's Mother
Sean Penn
Matthew Poncelet
Susan Sarandon
Sister Helen Prejean
Adam Nelson
Guard #4
Clancy Brown
State Trooper
Scott Wilson
Chaplain Farley
R. Lee Ermey
Clyde Percy
Robert Prosky
Hilton Barber
Raymond J. Barry
Earl Delacroix
Roberta Maxwell
Lucille Poncelet
Marcus Lyle Brown
Parole Board Member (uncredited)
Jon Abrahams
Sonny Poncelet
Larry Pine
Guy Gilardi
Lenore Banks
Parent #4
Nesbitt Blaisdell
Warden Hartman
Kevin Cooney
Governor Benedict
Scott Sowers
Guard #2
Missy Yager
Hope Percy
Eva Amurri Martino
9-Year-Old Helen
Molly Bryant
Nellie
Jack Black
Craig Poncelet
Barton Heyman
Captain Beliveau
Dennis Neal
Henry
Steve Carlisle
Helen's Brother
Miles Robbins
Boy in Church
Arthur Bridgers
Troy Poncelet
Michael Cullen
Carl Vitello
Pete Burris
Parent #1
Joan Glover
Parent #2
Anthony Michael Frederick
Trustee (uncredited)
Adele Robbins
Nurse
Adri谩n Col贸n
Reporter