The White Lotus season 4 cast and location guide starts with HBO all-new Riviera ensemble during Cannes festival week — Coogan, Cassel, Nanjiani, Perez, Graham, and Greenfield anchor Mike White fourth anthology chapter.

Steve Coogan and Vincent Cassel headline early trade casting roundups. Coogan brings British satire pedigree; Cassel anchors the French Riviera locale — both confirmed in HBO April 2026 start-of-production announcement.

Kumail Nanjiani, Rosie Perez, and Heather Graham expand the international mix. Nanjiani adds American crossover appeal; Perez and Graham bring decades of film credibility to White festival-week satire.

Max Greenfield and Chris Messina round out familiar TV faces in HBO confirmed list. Variety first flagged Alexander Ludwig and AJ Michalka before the full ensemble drop — both remain in the Season 4 roster.

Chloe Bennet, Sandra Bernhard, Frida Gustavsson, Ben Schnetzer, Laura Smet, and Nadia Tereszkiewicz fill HBO extended cast list. French auditions were extensive per Variety ahead of the production start.