- Skai Jackson - Little Fish
- Bailey Gambertoglio - Molly (voice)
- Marleik 'Mar Mar' Walker - Goby (voice)
- Grace Kaufman - Deema (voice)
- Tori Feinstein - Oona (voice)
- Jet Jurgensmeyer - Nonny (voice)
- Jay Gragnani - Gil (voice)
- Issac Ryan Brown - Goby (voice)
- Jimmie Johnson - Jimmie (voice)
- John Waters - Baron von Bland (voice)
- Kimiko Glenn - Baby Shark Brooklyn (voice)
- Luke Youngblood - William (voice)
- Natasha Rothwell - Mommy Shark (voice)
- Eric Edelstein - Daddy Shark (voice)
- Richard Dreyfuss - Captain Acrab
- David Cross - Freezy Dragon (voice)
- Scott MacArthur - Billy Joe Strumlouder (voice)
- Chazz Palminteri - Tiny the Slug (voice)
- Jay Pharoah - Buster (voice)
- Keke Palmer - Stylee (voice)
- George Takei - Master Rakunuki (voice)
- George Takei - Major Bummer (voice)
- Jeffrey Tambor - Night Wizard (voice)
- Carol Kane - Sea Witch (voice)
- Tracy Morgan - Dr. Bigmouth Bass (voice)
- Alice Cooper - Windy Pete (voice)
- Jane Lynch - The Genie (voice)
- Amy Sedaris - Witch (voice)
- Cyndi Lauper - Ms. Goo Goo (voice)
- Kristen Schaal - Agnes the Dragon (voice)
- Henry Winkler - Yeti (voice)
- Rachel Dratch - The Queen of Hearts (voice)
- Cheech Marin - Fogzilla (voice)
- Ice-T - Garbage Khan (voice)
- Brad Garrett - Tall Punyan (voice)
- Whoopi Goldberg - Pirate Myra (voice)
- Joe Manganiello - Coldsnap (voice)
- Margaret Cho - The Kraken (voice)
- Alan Cumming - The Glitch (voice)
- Retta - General Yuck (voice)
- Timothy Olyphant - Spotty Cackles (voice)
Capítulo disponible en las siguientes plataformas:
