Hell Fest

A masked serial killer turns a horror-themed amusement park into his own personal playground, terrorizing a group of friends while the rest of the patrons believe that it is all part of the show.

Hell Fest is a 2018 American slasher film directed by Gregory Plotkin and written by Seth M. Sherwood, Blair Butler and Akela Cooper, from a story by William Penick, Christopher Sey and Stephen Susco. The film stars Amy Forsyth as Natalie, Bex Taylor-Klaus as Taylor, Reign Edwards as Brooke and Tony Todd. (Wikipedia)