What is it like to voice a dragon? How do you voice a dragon? For Dragon Rider, aka Firedrake The Silver Dragon, Thomas Brodie-Sangster voiced the lead character. He discusses his role in the following videos.

From Premiere Scene, January 27, 2021.

Posted by HeyUGuys, February 8, 2021.

Here is Brodie-Sangster behind the mic:
https://youtu.be/9FanLyxSmvc

MTV UK interviewed the actor here:

Uploaded February 10, 2021.

Brodie-Sangster discusses his craft for Ode Entertainment:

Uploaded February 11, 2021.

From Get Into Film:

Uploaded February 11, 2021.

Brodie-Sangster is tested on remembering the names of dragons here:

Posted by Sky TV, March 3, 2021.

And he discusses Dragon Rider here:

Posted by Sky TV, March 3, 2021.

An animatic featuring Firedrake, showing the stages of animation:

Posted by Lumatic Animation and VFX, October 8, 2021.

Dragon Rider premiered on Sky Cinema, February 12, 2021.
The film was retitled Firedrake, The Silver Dragon for its North American streaming release on Netflix, September 10, 2021.