 Jodi BensonAriel (voice) | Ariel (voice) |
 Samuel E. WrightSebastian (voice) | Sebastian (voice) |
 Pat CarrollUrsula (voice) | Ursula (voice) |
 Christopher Daniel BarnesEric (voice) | Eric (voice) |
 Kenneth MarsTriton (voice) | Triton (voice) |
 Buddy HackettScuttle (voice) | Scuttle (voice) |
 Jason MarinFlounder (voice) | Flounder (voice) |
 René AuberjonoisLouis (voice) | Louis (voice) |
 Paddi EdwardsFlotsam & Jetsam (voice) | Flotsam & Jetsam (voice) |
 Ben WrightGrimsby (voice) | Grimsby (voice) |
 Edie McClurgCarlotta (voice) | Carlotta (voice) |
 Will RyanSeahorse (voice) | Seahorse (voice) |
 Sherry LynnAdditional Voices (voice) | Additional Voices (voice) |
 Mickie McGowanAdditional Voices (voice) | Additional Voices (voice) |
 Nancy CartwrightAdditional Voices (voice) | Additional Voices (voice) |
 Frank WelkerMax (voice) (uncredited) | Max (voice) (uncredited) |
 Hamilton CampAdditional Voices (voice) | Additional Voices (voice) |
 Debbie Shapiro GravitteAdditional Voices (voice) | Additional Voices (voice) |
 Robert WeilAdditional Voices (voice) | Additional Voices (voice) |
 Ed GilbertAdditional Voices (voice) | Additional Voices (voice) |
 Charlie AdlerAdditional Voices (voice) | Additional Voices (voice) |
 Jack AngelAdditional Voices (voice) | Additional Voices (voice) |
 Susan BoydAdditional Voices (voice) | Additional Voices (voice) |
| SSteve BulenAdditional Voices (voice) | Additional Voices (voice) |
 Philip L. ClarkeAdditional Voices (voice) | Additional Voices (voice) |
 Jennifer DarlingAdditional Voices (voice) | Additional Voices (voice) |
 Trevor Allan DaviesAdditional Voices (voice) | Additional Voices (voice) |
| GGail FarrellAdditional Voices (voice) | Additional Voices (voice) |
| DDonny GerrardAdditional Voices (voice) | Additional Voices (voice) |
| WWillie J. Greene Jr.Additional Voices (voice) | Additional Voices (voice) |
