Anderson .Paak, Charli XCX, Claudia Traisac, Dakota Fanning, Dylan Mulvaney, Elle Fanning, Gus Wenner, Josh Hutcherson, Natasha Lyonne, Noor Alfallah, Penn Jillette, Rachel Sennott, Timothée Chalamet, Walton Goggins seen at Chateau Marmont for After Party