René AuberjonoisDr. Strangesnork Nancy CartwrightDaffney Gilphin Frank WelkerTooter Shelby/ Occy/ Grandpa Wetworth/ Great Snork Nork/ Finneus Barry GordonJunior Wetworth/ Governor Wetworth Clive RevillDr. Galeo Seaworthy (voice) Michael BellAllstar Seaworthy/ Bigweed/Elder #4 B.J. WardCasey Kelp/ Lil' Seaweed Edie McClurgMs. Seabottom/ Mrs. Seaworthy Mitzi McCallAuntie Marina Brian CummingsDimmy Finster Gail MatthiusSmallstar Seaworthy Joan GardnerMrs. Wetworth Fredricka WeberWillie Wetworth Roger RoseAdditional Voices (voice) Joseph BarberaEscritor / Productor Dennis BonnellVisual Effects Supervisor 
