Ambyr ChildersAmbyr Childers, who played the daughter of the faith founder (Philip Seymour Hoffman) in Paul Thomas Anderson’s latest film for Megan Ellison’s Annapurna and The Weinstein Company, has landed a key role in Gangster Squad, the Ruben Fleischer-directed period drama for Warner Bros. The film stars Sean Penn, Ryan Gosling and Josh Brolin. Childers just signed with WME and remains managed by McKeon-Myones Management.