With that said, good castings often make any discomfort a fleeting feeling, as evidenced by Tom Holland’s current run as Sony and the MCU’s Spider-Man.
There would seemingly have to be new actors in the roles, which can sometimes be jarring for audiences to see.
Now, if they end up giving Toothless non-retractable teeth, then we may have a problem.
The only real downside of a How To Train Your Dragon live-action is that folks like Jay Baruchel and America Ferrara are too old to play characters like Hiccup and Astrid–at least at their ages in the first animated flick.