Guest Stars William B. Davis as The Mirror Man Katie Parker as Aceso Jason O'Mara as Pale Man John C. MacDonald as Christopher Perry Co Starring Emilija Baranac as Katherine Ryan Fisher as Glenn Brandy Le as Viet Joanna Reyes as Tony Harrison Reynolds as Sports Fan J.J. Harris as Christopher's Mom Claire Berger as Julie George Haralabopoulos as Student Matheus Severo as Brian Natalia McLaughlin as Lisa