Cast of What Just Happened

Robert De Niro plays Ben, a struggling Hollywood producer who faces numerous challenges in the film industry.

Sean Penn portrays Himself, a fictionalized version of the actor as he interacts with the film's lead character.

Bruce Willis appears as Himself, providing a comedic portrayal of his own celebrity persona.

Robin Wright plays Kelly, Ben's ex-wife, who adds complexity to his personal life.

Stanley Tucci stars as Scott Solomon, a studio executive who navigates the ups and downs of movie production.

John Turturro plays Dick Bell, a director who has his own creative visions and conflicts.

Kristen Stewart appears as Zoe, a young actress involved in the film being produced.

Lily Rabe plays Dwan, another actress with ambitions in the film industry.

Marin Hinkle appears as the Vanity Fair Coordinator, assisting in the promotion of the film.

Catherine Keener portrays Lou Tarnow, a friend and collaborator of Ben.

Michael Wincott plays Jeremy Brunell, a screenwriter with strong opinions about the industry.

Jason Kravits appears as a Pollster, contributing to the political aspects of the storyline.