Sog
After a flood, some fish got stuck in old trees. In danger of drying-out, they scream sharply. Woken up by the noise, the inhabitants of a nearby cave don't feel happy about the unintended gathering.
Starring
Watch "Sog" on Amazon released in 2017. It's a animation and drama movie, and has a rating of 6.9 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.