A Decade in the Upside Down: Stranger Things series finale cast goodbye

The girl with the psychic powers is now a grown woman. As the Stranger Things series finale cast goodbye resonates across social media, the stars of Netflix's flagship show reflect on a journey that spanned a decade.

The Rightside Up: An emotional screening in NYC

On December 19, 2025, creators Matt and Ross Duffer gathered with the cast at the Paris Theatre in New York for the first screening of the 2-hour-plus series finale, titled "The Rightside Up." Ross Duffer later described the experience as "emotional and cathartic," noting that while the story is over, the cast has become a family forever.

From Hawkins to Hollywood: The cast's transformation

Millie Bobby Brown, who was only 11 years old when she first played Eleven, is now 21 and a mother. Speaking to Entertainment Weekly, she admitted that the reality of the ending didn't hit her until the night before the final day of filming. Meanwhile, Sadie Sink has transitioned from the "new kid" in Season 2 to a Hollywood staple with a Marvel movie on the horizon for 2026.