X-23

Stranger Things star Millie Bobby Brown auditioned to play X-23 in Marvel's Wolverine spin-off movie Logan

Millie Bobby Brown revealed she auditioned for the role of X-23 in the Marvel film Logan at age 11 or 12, screen-testing with Hugh Jackman. The role ultimately went to Dafne Keen, who later reprised it in Deadpool and Wolverine. Brown can currently be seen in Enola Holmes 3 on Netflix.