Home Movies Fishtronaut: The Movie Fishtronaut: The Movie (Peixonauta - O Filme) 6 years old Fishtronaut, Marina and Zeek travel to the big city in search of Grandpa, only to find that everyone else has mysteriously vanished too. Fishtronaut: The Movie (6 years) Release day: Thursday, January 25, 2018 Runtime: 88 minutes