READY PLAYER ONE Comic-Con Teaser Trailer Hall H became an Oasis of geek nostalgia for a few minutes when Warner Bros. presented the READY PLAYER ONE Panel, where the teaser trailer premiered. The movie, directed by the legendary Steven Spielberg, stars Tye Sheridan, Olivia Cooke, T.J. Miller, Hannah John-Kamen, Mark Rylance, and Ben Mendelsohn. READY PLAYER ONE will be released in theaters on March 30, 2018. From cinematic game changer Steven Spielberg comes Ernest Cline’s holy grail of pop culture.