13 suggestions

Fred Tatasciore
as Mr. Grouper in Guppy

Frank Welker
as Bubble Puppy in Guppy
Brianna Gentilella
as Molly in Guppy
Leah Janvier
as Zooli in Guppy

Chris Phillips
as Mr. Grumpfish in Guppy

Kayla Erickson
as Veg Tickles in Guppy

Jordan Friedman
as Veg Tickles in Guppy

Mia Lynn Bangunan
as Oona in Guppy

Eric A. Walker Jr.
as Goby in Guppy
Caleb Clark
as Goby in Guppy

Zoe Glick
as Deema in Guppy

Quinn Breslin
as Gil in Guppy

AJ Kane
as Nonny in Guppy