Mason Thames plays Hiccup, the Viking-in-the-making who befriends a dragon he’s supposed to slay.

(Jay Baruchel originally voiced Hiccup in the 2010 animated original.)

Hiccup has the chance to kill the creature but instead shows Toothless mercy.

How To Train Your Dragon | Official Teaser Trailer

Toothless meets Hiccup in first ‘How to Train Your Dragon’ live-action trailer.Universal Pictures

A behind-the-scenes image released alongside the trailer shows Howell and Parker in character on set of the film.

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How to Train Your Dragonwill hit theaters June 13, 2025.

(from left) Writer-Director Dean DeBlois (left), Gabriel Howell (center) and Nico Parker (right) on the set of Universal Pictures’ live-action How to Train Your Dragon

‘How to Train Your Dragon’ behind-the-scenes image reveals Gabriel Howell as Snotlout and Nico Parker as Astrid.Universal

Watch the teaser trailer above.