Rupert (1991)

S1E10 Rupert's Undersea Adventure

Rupert finds himself in a perilous situation when the royal court of King Neptune wrongfully charges him with the abduction of a treasured Whistle Fish. With the clock ticking, he teams up with a spirited young mermaid who aids him in his quest to prove his innocence and rescue the fish before it's too late. Together, they navigate the depths of the ocean, facing challenges and uncovering the truth behind the accusation.