There are 13 official Halloween movies in the main franchise, starting with John Carpenter's 1978 classic and ending with David Gordon Green's 2022 film Halloween Kills.

There are also 6 Halloween films that are considered to be non-canon, including Halloween III: Season of the Witch (1982) and Halloween: Resurrection (2002).

In addition to the feature films, there have also been several short films, television shows, and video games based on Halloween.

The Halloween franchise is one of the most successful horror franchises of all time, with over $700 million in box office revenue.

The character of Michael Myers is one of the most iconic horror villains of all time.

The Halloween films have been praised for their suspenseful atmosphere, scares, and iconic score.

The Halloween films have been criticized for their violence and graphic content.

The Halloween films have been referenced and parodied in many other works of popular culture.

The Halloween films have had a significant impact on the horror genre.

 The Halloween films continue to be popular with fans of horror movies.