Jodi Benson

as Ariel (voice)

Samuel E. Wright

as Sebastian (voice)

Tara Strong

as Melody (voice)

Pat Carroll

as Morgana (voice)

Buddy Hackett

as Scuttle (voice)

Kenneth Mars

as King Triton (voice)

Max Casella

as Tip (voice)

Stephen Furst

as Dash (voice)

Rob Paulsen

as Prince Eric (voice)

Clancy Brown

as Undertow (voice)

Cam Clarke

as Flounder (voice)

René Auberjonois

as Chef Louis (voice)

Kay E. Kuter

as Grimsby (voice)

Edie McClurg

as Carlotta (voice)

Tress MacNeille

as Mother Penguin/Baby Penguin (voice - uncredited)

Frank Welker

as Max (voice)

Justin Schulte

as Handsome Boy (voice)

Blake McIver Ewing

as Boy #1 (voice)

Emily Hart

as Mergirl #1 (voice)

Marcus Toji

as Merboy #2 (voice)