The film had its world premiere on January 22 , 2013 , at the 2013 Sundance Film Festival .
The film opened in a U.S. limited release on August 9 , 2013 .
The film had its world premiere on January 22 , 2013 , at the 2013 Sundance Film Festival and opened in a U.S. limited release on August 9 , 2013 .