Viewers will get an early look at Mountainhead, Jesse Armstrong's follow-up project to his hit series Succession.

The speed of the production pretty well matched the public timeline, Armstrong said. He pitched the idea to HBO chief Casey Bloys in December 2024, then wrote the script in January. Most of the cast signed on before Armstrong finished the script, and the production time was short.

What exactly do billionaires do on vacation? Well, in the case of "Mountainhead" at least, the answer appears to be: watch the world burn, in no small part due to their own actions. An HBO original written and directed by "Succession" creator Jesse Armstrong,