Wyatt Jess Oleff (born July 13, 2003) is an American actor, known for portraying the role of 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.
| + Television | |||
| 2012 | Animal Practice | Young George | Episode: "Who's afraid of Virginia Coleman?" |
| 2013 | Middle Age Rage | Oliver Bobeck | Television film |
| 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 | Television film |
| 2020 | I Am Not Okay with This | Stanley Barber | Main role |
| Acting for a Cause | Lysander | Episode: "A Midsummer Night's Dream" | |
| 2023 | City on Fire | Charlie | Main role |
| + Music videos | |||
| 2017 | "Santa's Coming for Us" | Sia | Son |
| + Podcasts | |||
| 2020 | Day by Day | Greg | Episode: "Destiny Cinema 2" |
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