Sadie Sink

Biography

Sadie Sink is an American actress who began her career on Broadway as the lead in Annie (2012) and young Queen Elizabeth II in The Audience (2015). She achieved global stardom as Max Mayfield in the Netflix sci-fi phenomenon "Stranger Things", receiving critical acclaim for her emotional performance in Season 4 and the final Season 5 (which concluded in late 2025). In 2026, she is transitioning from television icon to major film franchise star. Following her critically praised performance in the rock opera "O'Dessa" (2025), she has joined the Marvel Cinematic Universe. She will make her debut in "Spider-Man: Brand New Day" (July 2026). While her role remains officially undisclosed, heavy industry rumors suggest she may be playing a major character like Jean Grey or Black Cat, with reports confirming she is already attached to appear in Avengers: Secret Wars (2027). She is also returning to the stage in 2026, making her West End debut as Juliet in a new production of Romeo & Juliet in London.