How did they make Hagrid so big?

That apart, Martin Bayfield was used as a body double to portray the character in far-away shots and full-body shots where Hagrid had to be larger than everyone and everything around him. While Bayfield, a rugby player, was 6-foot 10-inch tall, Coltrane was 6-foot 1-inch.

Did they use an animatronic for Hagrid?

During filming, the Creature Effects Department built an animatronic head for Hagrid, with moving eyes and lips based on a mould of actor Robbie Coltrane’s actual face. The animatronic head was worn by stunt doubles during Hagrid’s action scenes and in wide shots. 1,540 people like this.

Is Hagrid actually that size?

It is not possible for the actor who played Hagrid to be nearly 12 feet tall as suggested in the book (Robbie Coltrane is actually only 6 feet 1 inch), so let’s look at how a set can be built to make Hagrid appear twice the size of a normal man.