When tragedy rocks Blackfoot High, rebellious outsider Mäddy Killian shocks the student body by joining the cheerleading squad. After a confrontation with the football team, Mäddy and her new cheerleader friends are sent on a supernatural roller coaster ride which … Caitlin Stasey, Sianoa Smit-McPhee, Brooke Butler, Amanda Grace Benitez, Reanin Johannink, Tom Williamson, Nicholas S. Morrison Added on Amazon Prime 2023-07-26. Youtube Trailer