John HortonActingJohn Horton is an actor.Read full biographyKnown ForMadam Secretary2014Elementary2012Person of Interest2011The Good Wife2009Law & Order: Criminal Intent2001Donnie Brasco1997Thinner1996The Shawshank Redemption1994Private Sessions1985He's Fired, She's Hired1984Guns in the Heather1969BBC Play of the Month1965Moment of Truth1965Selkirk of Red River1964