GREGORY GO BOOM A paraplegic man leaves home to be on his own. Written and Directed by Janicza Bravo Starring: Michael Cera, Sarah Burns, Brett Gelman and Anna Rose Hopkins Executive Produced by: JASH Director of Photography: Christian Sprenger Art Direction: Racahel Ferrara Costume Design: Mairi Chisholm Composer: Heather Christian Watch more from Sundance at