Ariel (voice)
Jodi Benson
Sebastian (voice)
Samuel E. Wright
Flounder (voice)
Cam Clarke
Chef Louis (voice)
René Auberjonois
Grimsby (voice)
Kay E. Kuter
Carlotta (voice)
Edie McClurg
Mother Penguin/Baby Penguin (voice - uncredited)
Tress MacNeille
Max (voice)
Frank Welker
Handsome Boy (voice)
Justin Schulte
Boy #1 (voice)
Blake McIver Ewing
Mergirl #1 (voice)
Emily Hart
Merboy #2 (voice)
Marcus Toji
Melody (voice)
Tara Strong
Morgana (voice)
Pat Carroll
Scuttle (voice)
Buddy Hackett
King Triton (voice)
Kenneth Mars
Tip (voice)
Max Casella
Dash (voice)
Stephen Furst
Prince Eric (voice)
Rob Paulsen
Undertow (voice)
Clancy Brown
Co-Director
Brian Smith
Producer
David Lovegren
Animation
Warwick Gilbert
Original Music Composer
Danny Troob
Leslie Hough
Screenplay
Temple Mathews
Editor
Ron Price
Elizabeth Anderson
Director
Jim Kammerud
Bill Speers
Animation Supervisor
Adam Beck
Location Manager
Bill Perkins
Hong Qi
Animation Manager
Christina Butterfield
Brad Hughes
Joe Giampapa