Timothée Chalamet shaved his head in October 2025 to promote his new film, possibly for his role in *Dune: Part Three*.

Timothée Chalamet debuted a shaved head during an October 7, 2025, Instagram Live session promoting his new film *Marty Supreme*, a ping pong-themed movie co-starring his partner Kylie Jenner. The change, previously hinted at during public appearances in New York and abroad, marks a sharp departure from his signature long hair. While the reason for the cut remains unconfirmed, it may relate to his role in *Dune: Part Three*, which began filming in July. The look has drawn widespread attention and mixed reactions, reinforcing Chalamet’s reputation for bold, transformative performances.