Sharing the news of the casting, Lionsgate co-president Erin Westerman said: "Kieran’s scene-stealing presence and undeniable charm are perfect for Caesar Flickerman, the sickeningly watchable host of Panem’s darkest spectacle. Stanley Tucci made Caesar unforgettable — and now Kieran will make the role entirely his own."

The newly crowned Oscar winner takes on a role previously played by Stanley Tucci for the series' prequel film

A Real Pain actor Kieran Culkin is joining the cast of Hunger Games: Sunrise on the Reaping, which arrives in theaters Nov. 20, 2026.