TMDb/X-Men TV X-Men reboot script by the creators of Beef & The Bear. A promising new direction for Marvel's mutants begins. April 8, 2026 AceShowbiz - The upcoming X-Men reboot is moving forward in development with an exciting new writing team on board. Director Jake Schreier revealed in a recent interview that the creators behind the hit series Beef and The Bear are collaborating on the script for the Marvel film. Lee Sung Jin, the creator of Beef, and Joanna Calo, showrunner of The Bear, are currently working on a draft for the X-Men movie.