Sundance 2016: Fiction collides with reality for 'Tallulah' creator Sian Heder

"Tallulah" is a story born from real-world experiences that is nevertheless tinged with magical realism. It's also a film in which the themes on-screen were in no small way mirrored by the off-screen saga of creating it.

Premiering at Sundance as part of the U.S. Dramatic competition, the film...