Lucy Hale as Olivia Barron Tyler Posey as Lucas Moreno Violett Beane as Markie Cameron Hayden Szeto as Brad Chang Landon Liboiron as Carter / Sam Nolan Gerard Funk as Tyson Curran Sophia Ali as Penelope Amari Sam Lerner as Ronnie Aurora Perrineau as Giselle Hammond Tom Choi as Officer Han Chang Gary Anthony Williams as the voice of Calax, the demonic entity controlling the game.