This document discusses different genres and subgenres of horror films. It begins by defining the horror genre as seeking to elicit negative emotions through primal fears inspired by authors like Poe, Stoker, and Shelley. Key elements include the macabre, supernatural, ghosts, monsters, and serial killers. Subgenres discussed include action horror, comedy horror, body horror, and psychological horror. Comedy-horror blends comedy with traditional horror themes. Teen-horror revolves around teenagers facing suspenseful situations. Monster films center on a struggle between humans and a created monster.