LaGravenese and Steve Rogers wrote the screenplay adaptation of the successful novel by Cecelia Ahern.
P.S. I Love You follows the story of a young widow who tries to get her life back after her husband dies. She then discovers that her late husband has left her monthly letters with messages to help her ease out of her grief.
Butler will play Gerry, the deceased husband of Swank’s character. Filming is set to begin this fall in New York and Ireland.