A slasher film is a subgenre of horror films involving a killer stalking and murdering a group of people, usually by use of bladed or sharp tools. Although the term "slasher" may occasionally be used informally as a generic term for any horror film involving murder, film analysts cite an established set of characteristics which set slasher films apart from other horror subgenres, such as monster movies, splatter films, supernatural and psychological horror films.
A scene from the Grand Guignol, a format some critics have cited as an influence on the slasher film
Dorothy McGuire in The Spiral Staircase (1946)
A scene from Mario Bava's A Bay of Blood (1971), which was notably imitated in Friday the 13th Part 2 (1981)
Horror is a film genre that seeks to elicit fear or disgust in its audience for entertainment purposes.
Max Schreck as Count Orlok in the 1922 film Nosferatu. Critic and historian Kim Newman declared it as a film that set the template for the horror film.
Mirrors are often used to create a sense of tension in horror films.
Filmmaker and composer John Carpenter, who has directed and scored numerous horror films, performing in 2016
Frankenstein's monster