"Sidney Hall," starring Logan Lerman, Elle Fanning and Kyle Chandler, made its premiere Wednesday, Jan. 25, at the 2017 Sundance Film Festival in Park City. Lerman plays the title character, a young author shown at ages 18, 24 and 30 who writes the book of a generation and then disappears without a trace. Director Shawn Christensen (whose 2012 short film "Curfew" won an Oscar) co-wrote the script with Jason Dolan. Also starring Michelle Monaghan, Nathan Lane, Margaret Qualley; part of the Premieres program.