The Post is a historical drama film directed by Steven Spielberg, in which Alison Brie plays the role of Lally Weymouth. The movie centers around the true story of The Washington Post's decision to publish the Pentagon Papers, a classified government study revealing the truth about the Vietnam War. As Lally Weymouth, a journalist and socialite, Brie delivers a compelling performance in a film that explores the importance of a free press and the pursuit of truth in the face of adversity.