Complex sentence: The film was produced on an estimated budget of $1 million and made its premiere at the 2006 Sundance Film Festival, and was distributed in limited release on October 19,2007, before being expanded into wide release on November 2,2007.
Split into simpler sentences: The film was produced on an estimated budget of $1 million. Premiered at the 2006 Sundance Film Festival, itd was distributed in limited release on October 19,2007, before being expanded into wide release on November 2,2007.