China, IL
- BBrad NeelyFrank Smith / Steve Smith / Baby Cakes (voice)
Greta GerwigPony Merks (voice)
Hulk HoganThe Dean (voice)- JJason WaldenSammy Davis (voice)
Jeffrey TamborProfessor Cakes (voice)
Gary Anthony WilliamsGolden Bowl / Dr. Jack Falgot (voice)
Chelsea PerettiCrystal Peppers / Kim Buckett (voice)
Hannibal BuressMatt Attack / DJ Don Jose (voice)- RRyan FlynnFlip-Flop / Pemsy (voice)
Dave CoulierVarious (voice)
Brooke HoganVarious (voice)
Kate McKinnonSunshine (voice)
Andy RichterAgent Green (voice)
Donald GloverTransfer Billy (voice)
Jason AlexanderHarold (voice)
James HongWise Old Monk (voice)
Evan PetersClint (voice), (voice)
Cat Power(voice), Keiko (voice)
Rosa SalazarBarb (voice), (voice)
Christian Slater(voice)
Bob Balaban(voice)
Danny Trejo(voice)