Special Guest Stars Finn Wittrock as Tristan Duffy Guest Stars Lennon Henry as Holden Lowe Mädchen Amick as Mrs. Ellison Darren Criss as Justin Jessica Lu as Babe Robert Knepper as The Lieutenant Mouzam Makkar as Nurse Leena Kristen Ariza as Mrs. Pritchard Co Starring Jessica Belkin as Wren Emmory McSteller as Vampire Boy #2 / Bobby Anton Starkman as Max Ellison Cannon McSteller as Vampire Boy #1 / Walter Ava Acres as Madeline Thomas Barbusca as Jimmy Tom Virtue as Principal Johnson Exie Booker as Commander Jill Lynne Johnson as Jill Walker Mintz as Son Summera Howell as Policewoman Annie H. Savage as Patty Laura Black as Tracy Robert Stephenson as Madeline's Father Joseph Barone as Officer Benton Jennings as Graves Bill Coelius as Franklin Granville Ames as Detective Ted Mattison as Carver Yolanda Snowball as ICU Nurse