Cast
- Odette (The Swan Princess) as Ariel
- Prince Derek (The Swan Princess) as Prince Eric
- Goldie (Goldie & Bear) as Melody
- Jean-Bob (The Swan Princess) as Sebastian
- Pudge (Cats Don’t Dance) as Flounder (Young)
- Hubie (The Pebble and the Penguin) as Flounder (Adult)
- Junior (Storks) as Scuttle
- King William (The Swan Princess) as King Triton
- Donald Duck (Disney) as Tip
- Goofy (Disney) as Dash
- Divatox (Power Rangers: Turbo) as Morgana
- ??? as Undertow (Big)
- ??? as Undertow (Small)
- ??? and ??? as Cloak and Dagger
- ???, ???, ???, and ??? as Undertow's Various Transformations
- ??? as Blonde Haired Mer-Boy
- ??? as Black Haired Merboy
- ??? as Mer-Girl
- ??? and ??? as Flounder's Kids
- ??? as Mother Penguin
- ??? as Baby Penguin
- ???, ???, ???, ???, and ??? as 5 Male Penguins
- ??? as Merman Guards