Tim Robbins Director, Screenwriter, Producer Susan Sarandon Sister Helen Prejean Actor Sean Penn Matthew Poncelet Actor Robert Prosky Hilton Barber Actor Raymond J. Barry Earl Delacroix Actor R. Lee Ermey Clyde Percy Actor Celia Weston Mary Beth Percy Actor Lois Smith Helen's mother Actor Scott Wilson Chaplain Farlely Actor Roberta Maxwell Lucille Poncelet Actor Tim Bevan Executive Producer Eric Fellner Executive Producer Rudd Simmons Producer Jon Kilik Producer David Robbins Original Music Roger Deakins Cinematographer Lisa Zeno Churgin Film Editing Ray Hubley Film Editing Douglas Aibel Casting Richard Hoover Production Design Tom Warren Art Director Renee Ehrlich Kalfus Costume Design