How to train your dragon 3

is an upcoming 2019 film

Plot
After learning about Grimmel from Russell, Hiccup learns he is also the King of the Hunters and wants to kill Toothless and the Light Fury to partially complete his mission.

Cast

 * Jay Baruchel as Hiccup Horrendous Haddock the Third
 * America Ferrea as Astrid Hofferson
 * F. Murry Abraham as Grimmel
 * AJ Kane as Russell Fisk
 * Jonah Hill as Snotlout Jorgensen
 * Alfred Molina as Viggo Grimborn
 * Christopher Mintz-Plasse as Fishlegs Ingerman
 * Mae Whitman as Heather
 * TJ Miller as Tuffnut Thorston
 * Kristen Wiig as Ruffnut Thorston
 * Kit Harington as Eret, Son of Eret
 * Cate Blanchett as Valka