Wyatt Jess Oleff (born July 13, 2003) is an American actor, known for playing Stanley Uris in It and its 2019 sequel, as well as the role of Stanley Barber in I Am Not Okay with This (2020), and a young Peter Quill in the Marvel Cinematic Universe (MCU) superhero films Guardians of the Galaxy (2014) and Guardians of the Galaxy Vol. 2 (2017) by Marvel Studios.
Early life Oleff was born in Chicago, Illinois, to Doug and Jennifer Oleff, living there for the first seven years of his life. He then moved to Los Angeles with his parents and began acting. One of his earliest acting roles was in a commercial for Coldwell Banker.
Filmography + Film Year Title Role Notes 2014 Someone Marry Barry J.T. Guardians of the Galaxy Young Peter Quill 2015 Crafty Or (the Unexpected Virtue of the Girl in Charge of Snacks) Rocco Short film 2017 Guardians of the Galaxy Vol. 2 Young Peter Quill It Stanley "Stan" Uris 2019 It Chapter Two Young Stanley "Stan" Uris 2020 The Weight of Perfection Walker Short film Oh, Sorry Sam Short film 2022 Stay Awake Ethan The Year Between Neil Miller 2025 Karate Kid: Legends Alan Atlas Filming
+ Television Year Title Role Notes 2012 Animal Practice Young George Episode: "Who's afraid of Virginia Coleman?" 2013 Middle Age Rage Oliver Bobeck TV movie Suburgatory Kevuel Episode: "T-ball & Sympathy" Shake it Up! Byron / Kid Episode: "Haunt it Up!" Once Upon a Time Young Rumplestiltskin Episode: "Think Lovely Thoughts" 2014 Scorpion Owen Episode: "Dominoes" 2015 The History of Us Young Andrew TV movie 2020 I Am Not Okay with This Stanley Barber Main cast Acting for a Cause Lysander Episode: "A Midsummer Night's Dream" 2023City on FireCharlieMain cast
+ Music videos Year Title Artist Role 2017 "Santa's Coming for Us" Sia Son
+ Podcasts Year Title Role Notes 2020 Day by Day Greg Episode: "Destiny Cinema 2"
Awards and nominations Catalina Film Festival 2017 — Crest Award—Acting — Guardians of the Galaxy; It (Won) MTV Movie & TV Awards 2018 — MTV Movie Award for Best On-Screen Team (with Finn Wolfhard, Sophia Lillis, Jaeden Martell, Jack Dylan Grazer, Jeremy Ray Taylor, and Chosen Jacobs) — It (Won)
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