Susan Sarandon
Sister Helen Prejean
Sean Penn
Matthew Poncelet
Robert Prosky
Hilton Barber
Raymond J. Barry
Earl Delacroix
Celia Weston
Mary Beth Percy
Scott Wilson
Chaplain Farley
Roberta Maxwell
Lucille Poncelet
Margo Martindale
Sister Colleen
Barton Heyman
Captain Beliveau
Steve Boles
Sgt. Neal Trapp
Nesbitt Blaisdell
Warden Hartman
Gil Robbins
Bishop Norwich
Kevin Cooney
Governor Benedict
Clancy Brown
State Trooper
Michael Cullen
Carl Vitello
Peter Sarsgaard
Walter Delacroix
Jenny Krochmal
Emily Percy
Jon Abrahams
Sonny Poncelet
Arthur Bridgers
Troy Poncelet
Steve Carlisle
Helen's Brother
Helen Hester
Helen's Sister
Eva Amurri
9-Year-Old Helen
Jack Henry Robbins
Opossum Kid #1
Gary "Buddy" Boe
Opossum Kid #2
Sally Ann Roberts
Reporter #2
Johnathan Thomas
Johnathan
Walter Breaux Jr.
Guard #1
Mary Robbins
Aide to Governor Benedict
Miles Robbins
Boy in Church
Crystal Williams Brown
Churchgoer (uncredited)
Marcus Lyle Brown
Parole Board Member (uncredited)
Joanna Doherty
Nun (uncredited)
Anthony Michael Frederick
Trustee (uncredited)
Thomas McGowan
ER Doctor (uncredited)
Rawleigh Moreland
Senator (uncredited)
Helen Prejean
Woman at Vigil (uncredited)
Codie Scott
Cop (uncredited)