Sean Devine — Mystic River Character Profile

About Sean Devine

Massachusetts State Police detective investigating Katie's murder alongside Whitey. He struggles with his marriage, reconciles with his pregnant wife Lauren, uncovers the truth about the teenage killers, and ultimately confronts Jimmy at a neighborhood parade.

Character Facts

Played by

Kevin Bacon

Appears in

Mystic River (2003)

Role

Supporting

Relationships (1)

• Sean Devine — Social Childhood Friends — Jimmy Markum (Sean Penn)

  Friends since childhood, now on different paths in life

Explore the full interactive character relationship map of Mystic River

More characters from Mystic River

• Jimmy Markum (Sean Penn)
• Dave Boyle (Tim Robbins)
• Whitey Powers (Laurence Fishburne)
• John O'Shea (Andrew Mackin)
• Celeste Boyle (Marcia Gay Harden)
• Annabeth Markum (Laura Linney)
• Esther Harris (Jenny O'Hara)
• Driver (John Doman)
• Val Savage (Kevin Chapman)
• Young Dave (Cameron Bowen)
• Nick Savage (Adam Nelson)
• Kevin Savage (Robert Wahlberg)