Published: April 4, 2025 -- The HBO Original film MOUNTAINHEAD, written, directed, and executive produced by seven-time Emmy® winner and Oscar®-nominated Jesse Armstrong (HBO’s “Succession”), debuts SATURDAY, MAY 31 at 8:00 p.m. ET/PT on HBO and will be available to stream on Max. The film finishes production this week in Park City, Utah and marks Armstrong’s feature directorial debut.

Logline:

A group of billionaire friends get together against the backdrop of a rolling international crisis.

Cast:

Steve Carell as Randall, Jason Schwartzman as Souper (Hugo Van Yalk), Cory Michael Smith as Venis, and Ramy Youssef as Jeff. Additional supporting cast includes Hadley Robinson as Hester, Andy Daly as Casper, Ali Kinkade as Berry, Daniel Oreskes as Dr. Phipps, David Thompson as Leo, Ami MacKenzie as Janine and Ava Kostia as Paula.

Credits:

The HBO Original film is written and directed by Jesse Armstrong; executive produced by Jesse Armstrong, Frank Rich, Lucy Prebble, Jon Brown, Tony Roche, Will Tracy, Mark Mylod, and Jill Footlick.