C.H.U.D. is a 1984 horror film starring Daniel Stern, John Goodman, and John Heard. The film was written by Shepard Abbott and Parnell Hall and directed by Douglas Cheek. The film is about mutants who live in the sewer and kill their victims in New York City called C.H.U.D.s. The name C.H.U.D. stands for Cannibal Humanoid Underground Dweller(s). It's considered a cult classic and is available on DVD from Anchor Bay Entertainment. The film launched a sequel in 1989 called C.H.U.D. II: Bud the C.H.U.D..