Morgan LeBeau. Morgan LeBeau was >> in SHROOMHEAD! as 'Sweeney "Sween" Sue Howard'.Aeden Humphrey. Aeden Humphrey was >> in SHROOMHEAD! as 'Craig Pistachio'.Mason Katter. Mason Katter was >> in SHROOMHEAD! as 'Dr. Clarence P. Spackle'.Gavin Oak-Lee Reed. Gavin Oak-Lee Reed was 22 in SHROOMHEAD! as 'Sound Designer, Boom Operator, Producer, Director, Writer, Director of Photography, Colorist, Editor, Production Sound Mixer'Katie Consiglio. Katie Consiglio was >> in SHROOMHEAD! as 'Boom Operator, Production Sound Mixer, First Assistant Director, Grip'Josh Sanders. Josh Sanders was >> in SHROOMHEAD! as 'Special Effects Makeup Artist'Logan Edwards. Logan Edwards was >> in SHROOMHEAD! as 'Production Sound Mixer, Boom Operator, Special Effects Makeup Artist'Ethan Hohn. Ethan Hohn was >> in SHROOMHEAD! as 'Boom Operator, Production Sound Mixer'A. Messinger. A. Messinger was >> in SHROOMHEAD! as 'Production Sound Mixer, Grip, Boom Operator'Rebecca Sams. Rebecca Sams was >> in SHROOMHEAD! as 'BTS Photographer, Special Effects Makeup Artist'