Ellie Grace Herrold. Ellie Grace Herrold was >> in Killer Bellboy as 'Director, Writer, Sound Editor'Grant Engler. Grant Engler was >> in Killer Bellboy as 'Editor, Director of Photography'Jake Frontera. Jake Frontera was >> in Killer Bellboy as 'Boom Operator, Sound Mixer, Producer'Adra Kreiling. Adra Kreiling was >> in Killer Bellboy as 'Assistant Sound Editor'Zanol Simmons. Zanol Simmons was >> in Killer Bellboy as 'Production Assistant'Hannah Downey. Hannah Downey was >> in Killer Bellboy as 'Production Assistant'Patricia Weispfennig. Patricia Weispfennig was >> in Killer Bellboy as 'Script Supervisor'