Wyatt Jess Oleff, born on July 13, 2003, in Chicago, Illinois, is an American actor who has made a significant mark in both film and television at a young age. He is best known for his role as Stanley Uris in the critically acclaimed horror films It (2017) and It Chapter Two (2019), based on Stephen King’s iconic novel. His portrayal of the sensitive and intelligent member of the Losers’ Club earned him praise for adding emotional depth to the ensemble cast. Oleff also gained recognition for playing Stanley Barber in Netflix’s I Am Not Okay with This (2020), a coming-of-age series where he showcased his talent in a more grounded, dramatic role.

Before his breakout roles, Oleff appeared as a young Peter Quill in Marvel Studios’ Guardians of the Galaxy (2014) and its sequel Guardians of the Galaxy Vol. 2 (2017). These roles placed him in some of the most popular film franchises of the decade and highlighted his ability to leave a lasting impression, even in smaller screen time. His depiction of a young Quill added emotional resonance to the character’s backstory and was an early sign of Oleff’s skill in portraying complex emotions with subtlety and authenticity.

Raised in Chicago by parents Doug and Jennifer Oleff, Wyatt moved to Los Angeles at the age of seven, where his acting career began to flourish. One of his earliest roles was in a Coldwell Banker commercial, but his dedication and talent quickly led him to more substantial projects. As he matures, Oleff continues to explore diverse roles, balancing blockbuster hits with more nuanced indie and television work, and remains one of the most promising actors of his generation.