Mason Cermak. Mason Cermak was >> in A Very Mason Christmas as 'Mason (voice)'.Jack Geiselman. Jack Geiselman was >> in A Very Mason Christmas as 'Jack (voice)'.Jackson Werner. Jackson Werner was >> in A Very Mason Christmas as 'Jackson (voice)'.Toby Animates. Toby Animates was >> in A Very Mason Christmas as 'Toby Animates (voice)'.JacobsDrawingsInc. JacobsDrawingsInc was >> in A Very Mason Christmas as 'Neighbor #1 (voice)'.RedHanded. RedHanded was >> in A Very Mason Christmas as 'Neighbor #2 (voice)'.MrSalvador. MrSalvador was >> in A Very Mason Christmas as 'Neighbor #3 (voice)'.SoftlaketheDerp. SoftlaketheDerp was >> in A Very Mason Christmas as 'Card Shop Guy (voice)'.KingAnimate. KingAnimate was >> in A Very Mason Christmas as 'KingAnimate (voice)'.Naren Animations. Naren Animations was >> in A Very Mason Christmas as 'Naren (voice)'.Mason Cermak. Mason Cermak was >> in A Very Mason Christmas as 'Director, Background Designer, Producer, Art Direction, Animation, Editor, Screenplay'Jackson Werner. Jackson Werner was >> in A Very Mason Christmas as 'Art Designer, Screenplay, Producer'Jack Geiselman. Jack Geiselman was >> in A Very Mason Christmas as 'Executive Producer, Art Designer'Santiho. Santiho was >> in A Very Mason Christmas as 'Background Designer'Presorsomthing. Presorsomthing was >> in A Very Mason Christmas as 'Art Designer'Naren Animations. Naren Animations was >> in A Very Mason Christmas as 'Project Manager'