This is a boy movie, but too cool not to give a heads up. A history making movie taking 12 years to complete. Also it looks from the trailer that his sister (I think the director's daughter) has good screentime.
163 min - Drama - 11 July 2014 (USA)
The life of a young man, Mason, from age 5 to age 18. Filmed from 2002 to 2013, Boyhood covers 12 years in the life of a family. Mason and his older sister, Samantha, learn to face the realities of growing up, while their divorced parents cope with the ongoing challenges of parenting in an ever-evolving landscape. Cast: Patricia Arquette, Ethan Hawke, Ellar Coltrane, Lorelei Linklater.
Ellar Coltrane, who plays the boy of the title, was 7 years old when the movie started filming and 18 when it finished.
Richard Linklater and his crew get together annually to film Linklater's script about a boy who will eventually grow up into a college freshman.
Shooting began in the summer of 2002.
The film was called The Untitled 12 Year Project before it was titled as Boyhood.
Boyhood - International Trailer (Universal Pictures) HD