Jodi Benson
Ariel (voice)
Samuel E. Wright
Sebastian (voice)
Tara Strong
Melody (voice)
Pat Carroll
Morgana (voice)
Buddy Hackett
Scuttle (voice)
Kenneth Mars
King Triton (voice)
Max Casella
Tip (voice)
Stephen Furst
Dash (voice)
Rob Paulsen
Prince Eric (voice)
Clancy Brown
Undertow (voice)
Cam Clarke
Flounder (voice)
René Auberjonois
Chef Louis (voice)
Kay E. Kuter
Grimsby (voice)
Edie McClurg
Carlotta (voice)
Tress MacNeille
Mother Penguin/Baby Penguin (voice - uncredited)
Frank Welker
Max (voice)
Justin Schulte
Handsome Boy (voice)
Blake McIver Ewing
Boy #1 (voice)
Emily Hart
Mergirl #1 (voice)
Marcus Toji
Merboy #2 (voice)