Dennis Keith Bowen (September 9, 1950 – March 9, 2012) was an American character actor. His filmography included numerous films, more than one hundred television shows, and over one thousand television commercials during his career. Bowen's film credits included Van Nuys Blvd. and Caddyshack II. His best-known television roles included the 1970s ABC television series, Welcome Back, Kotter, in which he had a recurring role as Todd Ludlow.