Jessica McKenna
Lennon (voice)

Fred Tatasciore
Gluko (voice)

Kat Palardy
Ho Cho Jo (voice)

Ennis Esmer
Stuhven (voice)

Jon Luke Thomas
Mayor (voice)

Dana Snyder
Grandma / Weird Bird (voice)

Lonny Ross
Horse / Hot Chocolate Ghost / Tofu Block (voice) / Cricket (voice) / Weights (vo...

Cissy Jones
Frescha (voice) / Female Jelly (voice) / Frescha / Building (voice) / Frescha / ...

Kate Micucci
Geremy (voice) / Geremy / Hail Lady (voice) / Geremy / Candy Bar (voice)

'Weird Al' Yankovic
Mr. Sun

Lennon Parham
Claude (voice) / Claude the Buff Hamster (voice) / Claude / Radish Mom (voice)

Jeff Galfer
Radish Dad (voice) / Radish Dad / Bottle Rockets / Happy Tourist (voice) / Radis...

Mike Mitchell
Gluko's Bed / Lyle (voice) / Lyle (voice) / Lumberyak (voice) / Bumble Bee / Lyl...

Aimee Mann
The Moon

Roger L. Jackson
Mr. Sprinkles (voice)

JB Blanc
Derby / Red Pen (voice) / Derby / Guy With Slide Projector Hat (voice) / Red Pen...

Helen Slayton-Hughes
Penelope Pitt-Plebop (voice) / Penelope Pitt-Plebop / Townsfolk (voice)

Richard Steven Horvitz
Stevey Murple (voice) / Pacifier / Jerry / Bear (voice)

Betsy Sodaro
The Sherris (voice) / Puddin' Peggy (voice)

Yuri Lowenthal
Mord / Gord (voice)