This document discusses several sub-genres of horror films including: action horror, which combines elements of action and horror; body horror, which focuses on the deconstruction of the human body; comedy horror, which blends comedy and horror; gothic horror, featuring castles and the supernatural; psychological horror, relying on mental instability and fear; science fiction horror, dealing with technology and experiments; slasher films, featuring a psychopathic killer; and zombie films, portraying the undead feeding on humans. Examples are provided for each sub-genre.