Oncle Grandpa

Eric Bauza

Belly Bag / Hot Dog Person (voice)

Kevin Michael Richardson

Mr. Gus (voice)

Adam Devine

Pizza Steve (voice)

Audie Harrison

Beary Nice (voice)

J.J. Villard

Additional Voices (voice)

Pendleton Ward

Uncle Grandpa / Pizza Steve (voice)

Peter Browngardt

Uncle Grandpa (voice)

Myke Chilian

Additional Voices (voice)

Tom Kenny

Tiny Miracle / Additional Voices (voice)

Kent Osborne

Milton (voice)

Justin Roiland

Additional Voices (voice)

Buzz Osborne

Buzz (voice)

Dale Crover

Dale (voice)

Jarid Root

Melvin/Spaghetti Legs

Jose Altuve

Self (voice)

Noah Syndergaard

Self (voice)

Marky Ramone

Self (voice)

Robert Rodriguez

Self (voice)

Tim Blaney

Additional Voices (voice)

Pamela Adlon

Additional Voices (voice)

Brian Posehn

Charlie Burgers (voice)

Shaquille O'Neal

Shaquille O'Neal (voice)

Jessika Van

Akira / Additional Voices (voice)

Ken Marino

Christopher Columbus (voice)

Tone Loc

Moonman (voice)

Henry Rollins

Skeletony (voice)

Jon Heder

Additional Voices (voice)

Ric Flair

Ric Flair (voice)

Dee Bradley Baker

Adam (voice)

Tia Carrere

Additional Voices (voice)

Grey DeLisle

Josie / Additional Voices (voice)

Lena Headey

Aunt Grandma (voice)

Paul Rugg

Troll (voice)

Jackie Buscarino

Jackie (voice)

Bob Joles

Santa / Additional Voices (voice)

Tara Strong

Additional Voices (voice)

Piers Stubbs

English Muffinz (voice)

E. G. Daily

Additional Voices (voice)

Kelley Jakle

Additional Voices (voice)

Scott Menville

Additional Voices (voice)

Steve Blum

Additional Voices (voice)

Dina Sherman

Additional Voices (voice)

Carlos Alazraqui

Thiago / Additional Voices (voice)

Andrew W.K.

Andrew W.K. (voice)

Rob Schrab

Evil Wizard / Additional Voices (voice)

Jessica DiCicco

Additional Voices (voice)

Billy West

Nubert / Additional Voices (voice)

Mr. Lawrence

Additional Voices (voice)