John Blyth Barrymore

as Horatio

as Charles Johnson

as Vincent

as Floyd / Slim

as Thomas

as John Blyth Barrymore

as Driver #2

as Grandpa

as Mayor Augustus Harold

as Strange Man

as Pianist

as Dr. Paul Hamilton

as Robert Glass

as Hotel Manager

as Pizza Delivery Boy

as Additional Voice (Voice)

as Avery

as Additional Voices (voice)

as Patient #1

as Restaurant Manager (uncredited)

as Recording Engineer

as Mad Doctor

as Student

as Harold

as John / Jack

as Punk Vampire

as Marc Pauley

as Zeke