Maggie Gyllenhaal & Amber Tamblyn Learn About Richard Linklater's 'Boyhood'!

Maggie Gyllenhaal is classy in white while attending the Boyhood opening night screening during the 2014 BAMcinemaFest at BAM Harvey Theater on Wednesday (June 18) in New York City.

The 36-year-old actress was joined on the red carpet by Amber Tamblyn, Patrick Wilson, Imogen Poots, Mackenzie Davis, and Jenny Slate.

PHOTOS: Check out the latest pics of Maggie Gyllenhaal

Boyhood, which was directed by Richard Linklater, centers on “the life of a young man, Mason, from age 5 to age 18.”

Last week, Maggie bared her midriff while stepping out for lunch at Le Pain Quoitiden.

10+ pictures inside of Maggie Gyllenhaal and Amber Tamblyn at the Boyhood screening…