"Boyhood" star Ellar Coltrane looks back at making Richard Linklater's classic film starting at age 6, coming to set high and dealing with fame.

"Boyhood" star Ellar Coltrane looks back at making Richard Linklater's classic film starting at age 6, coming to set high and dealing with fame.

Ellar Coltrane spent 12 years of his childhood filming for Richard Linklater’s coming-of-age film