How to Train Your Dragon: Secrets and Whispering

How to Train Your Dragon: Secrets and Whispering is an adventure video game developed by the independent developer Night Light Interactive and Ludia.It was released on subsequently released for Microsoft Windows, Linux, and OS X on Steam, The game is takes sometime after the third movie's ending, it features the voices of Jay Baruchel and Gerard Butler along the cast from the third movie.

Plot
Hiccup and his father, Stoick embarks on a harrowing journey to find their wifes Astrid and Valka who vanishes mysteriously, discover the secrets of Berk's history. Aiding by their dragons on their journey is a unique amulet that Hiccup received from Ghastly and Stoick's newfound ability as the new Deegan, which allows them to astrally project their spirits into a ghostly realm and communicate with the dead.

Characters
Human characters Dragon characters New characters
 * Jay Baruchel as Hiccup Horrendous Haddock III
 * Gerard Butler as Stoick the Vast
 * America Ferrera as Astrid Hofferson
 * Cate Blanchett as Valka
 * Craig Ferguson as Gobber the Belch
 * Jonah Hill as Snotlout Jorgenson
 * Christopher Mintz-Plasse as Fishlegs Ingerman
 * T.J. Miler and Kristen Wiig as Tuffnut and Ruffnut Thorston
 * Kit Harrington as Eret
 * Djimon Hounsou as Drago Bludvist
 * Dave Bautista as Rinko
 * Graig Robinson as Ghastly
 * Zackary Arthur as Ethan
 * Octavia Spencer as Allium
 * Kenzo Lee Hounsou as Cato
 * Taylor Swift as Mayu
 * Alfred Molina as Viggo Grimborn
 * Toothless
 * Skullcrusher
 * Cloudjumper
 * Stormfly
 * Hookfang
 * Meatlug
 * Barf and Belch
 * Nightshade
 * Shadow, Ethan's baby Night Fury
 * Starfire, Mayu's Stormcutter
 * Brickblock, Cato's baby Rumblehorn
 * Ghost Dragons
 * J.K Simmons as Pterano, The antagonist. He was the chief of the Hairy Hooligan tribe and Berk and searched for Revenge against the Haddock family.
 * Peter Cullen as Vitoick, the former leader of Berk and Stoick's grandfather, Hiccup's great-grandfather.

Trivia

 * Following the game's developed is a collection of four episodes for Netflix, the company had split the special into four different episodes that compile into one TV special.
 * This is the first special that a character from the TV series appeared in the actual movie franchise.