Overview
So you want to be a dragon trainer do you? Prepare yourself for adventure, excitement and training as Hiccup, Astrid, Toothless and Gobber tell the legend behind the Book of Dragons and reveal insider training secrets about new, never-before-seen dragons.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 29 | 43 | |
 | 49 | 63 | |
 | 27 | 41 | |
 | 22 | 36 | |
 | 59 | 72 | |
 | 60 | 74 |