How to Train Your Dragon 3 movie - The Hidden World
While searching for Toothless, Hiccup (Jay Baruchel) and Astrid (Kristen Wiig) discover the Hidden World.

Plot synopsis: When the sudden appearance of a female Light Fury coincides with the darkest threat their village has ever faced, Hiccup and Toothless must journey to a hidden world thought only to exist in myth. The two friends will soon discover their true destinies as dragon and rider fight together to protect everything they've grown to treasure.