UNLEASHED on home formats to coincide with the cinema release of How To Train Your Dragon 2, these 10 episodes from the animated series based on Cressida Cowell’s children’s novel continue the adventures of plucky Hiccup (voiced by Jay Baruchel) and his friends, who have brokered a fragile peace between dragons and the Vikings in Berk.

Scheming Alvin the Treacherous (Mark Hamill) threatens to upset balance.