12 Years a Boy: Ellar Coltrane on growing up in Boyhood

Ellar Coltrane was just six when he started filming Richard Linklater's new movie Boyhood.

Now, after having spent more than half his life filming themovie, the 19-year-oldactor is talking about the process.

The fictional coming-of-age story follows Coltrane's character, Mason over 12 years ashe transforms from a sensitive first-grader into a college freshman.

• Read Eli Glasner's review of Boyhood here
• Watch the offical Boyhood trailer

The film is drawing rave reviews from critics who applaud Linklater'sskill at capturing the seeminglyreal and intimate passage of time asMason, and his family (played byEthanHawkeand PatriciaArquette) grow, change and age before the audience's eyes.

Boyhood is currently playing in theatres across Canada.

In the above video, Coltraneexplains to CBC Arts reporter EliGlasner, the process behindLinklater'smovie magic.