Darkwing Duck - Season 2 - Eps 6: Something Fishy
A day at the beach gets turned upside down when the gang has to feal with attacks from sea creatures. In comes Neptunia, whom is sick of the pollution that is dumped in the sea and caused her to mutate. She plans revenge by flooding the city of St. Canard!
About Darkwing Duck

Title: Darkwing Duck
First Air Date: 1991-09-06
Last Air Date: 1992-12-12
Status: Ended
Rating: 7.3/10 (from 297 votes)
Language: EN
Seasons: 4
Total Episodes: 91
Network: ABC Disney Channel Syndication
Genres: Action & Adventure, Animation, Comedy, Family, Kids
Production Companies: Disney Television Animation
Synopsis
The adventures of superhero Darkwing Duck, aided by his sidekick Launchpad McQuack. In his secret identity of Drake Mallard, he lives in a suburban house with his adopted daughter Gosalyn, next door to the bafflingly dim-witted Muddlefoot family. A spin-off of DuckTales.
Cast

Jim Cummings
Darkwing Duck (voice)

Christine Cavanaugh
Gosalyn (voice)

Terence McGovern
Launchpad McQuack (voice)