David Hess was an American actor and singer-songwriter. He appeared in The Last House on the Left, for which he also wrote the soundtrack, and in the films The Swiss Conspiracy, Swamp Thing, Body Count, and the documentary American Grindhouse. He wrote songs for country and pop stars such as Sal Mineo, Pat Boone, and Conway Twitty. Beyond acting and songwriting, Hess directed the horror film To All a Goodnight, released in 1980.