So B. It is a 2016 American drama film directed by Stephen Gyllenhaal and written by Garry Williams, based on the 2004 novel of the same name by Sarah Weeks. The film stars Talitha Bateman, Jessie Collins, Alfre Woodard, John Heard, Jacinda Barrett, Dash Mihok, and Cloris Leachman. It was released in April 2017 by Good Deed Entertainment.