‘Too Much Sugar’ Review: Robert Greene’s Playful, High-Energy Doc Marshals a Revealing Family Moviemaking Project

Everyone’s a main character in “Too Much Sugar,” a scrappy, agitated, spikily entertaining study of an extended family with a whole community’s worth of backstory, present-tense drama and diverging plans for the future. Only one person in it, however, has main character syndrome. That would be Ryan “Holli-wood” Hollinger, a self-styled patriarch with six children…