The White Lotus Season 4 has officially added three new actors to its cast. HBO’s The White Lotus is a satirical comedy anthology show created by Mike White. Who has been confirmed for the White Lotus Season 4 cast? Per Variety, it has now been confirmed that Helena Bonham Carter, Chris Messina, and Marissa Long have joined the cast of The White Lotus Season 4. Long will make her television debut in The White Lotus Season 4.