David Tennant guest starred in the latest episode of Dragons: Defenders Of Berk which premiered on Cartoon Network in the USA on Thursday. David has a recurring role as Spitelout, father to hero Hiccup's main rival Snoutlout.
Dragons: Defenders Of Berk
Episode 5: Race To
Snotlout is concerned when his dragon's flame goes out and the kids have to figure out how to reignite it before it's too late.
Watch the episode here; David's scene begins at around 7m 15s:
Defenders Of Berk is the second season in the Dreamworks Dragons TV series, a spin off from the film How To Train Your Dragon (2010). A second How To Train Your Dragon movie is scheduled for 2014. Dreamworks Dragons is based on the How To Train Your Dragon series of books by Cressida Cowell.