Guest Stars Khylin Rhambo as Mason Hewitt Cody Christian as Theo Raeken Michael Hogan as Gerard Argent Andrew Matarazzo as Gabe Michelle Clunie as Mrs. Finch Rhenzy Feliz as Aaron Marti Matulis as Anuk-Ite Casey Deidrick as Halwyn Lucy Loken as Quinn Uncredited Claire Bryétt Andrew as Sydney