Jay Baruchel, Kristen Wiig, America Ferrera, Cate Blanchett, Gerard Butler, Kit Harrington, Jonah Hill, Christopher Mintz-Plasse, Djimon Hounsou and Craig Ferguson star in this family friendly animated adventure. It's been five years since Hiccup and Toothless successfully united dragons and vikings on the island of Berk. This is the latest trailer in HD.