Brianna Gentilella
Molly (132 eps)
Frank Welker
Bubble Puppy (voice) (68 eps)
Skai Jackson
Little Fish (48 eps)
Zachary Gordon
Gil (48 eps)
Reyna Shaskan
Oona (48 eps)
Selena Gonzalez
Deema (48 eps)
Christopher Borger
Goby (48 eps)
Eamon Pirruccello
Nonny (48 eps)
Tino Insana
Mr. Grouper (48 eps)
Catherine Ashmore Bradley
Deema (Voice) (29 eps)
Chris Phillips
Crabs / Lobsters / Snails (20 eps)
Jimmie Johnson
Jimmie (voice) (1 eps)