Duncan Joiner Filmography
| 2021 | Ordinary Joe (TV Series) · as Young Joe Kimbreau |
| 2020 | Spirit Riding Free: Ride Along Adventure · as Snips Stone (voice) |
| 2020 | We Bare Bears: The Movie · as Baby Panda (voice) |
| 2020 | Tales from the Loop (TV Series) · as Cole |
| 2020 | Spirit Riding Free: Riding Academy (TV Series) · as Snips |
| 2020 | Amazing Stories (TV Series) · as Elijah Whitaker |
| 2019 | Spirit Riding Free: Spirit of Christmas · as Snips Stone (voice) |
| 2018 | Camping (US) (TV Series) · as Orvis |
| 2018 | |
| 2018 | Waco (TV Series) · as Cyrus |
| 2017 | Spirit Riding Free (TV Series) · as Snips Stone |
| 2017 | Spirit Riding Free: Pony Tales (TV Series) · as Snips Stone |
| 2017 | Puppy Dog Pals (TV Series) · as Cousin Cody |
| 2016 | Lethal Weapon (TV Series) · as Ben |
| 2016 | The Disappointments Room · as Lucas Barrow |
| 2016 | Teachers (2016) (TV Series) · as Carl |
| 2015 | Code Black (TV Series) · as Ian Renwick |
| 2015 | The Perfect Guy · as Zach |
| 2014 | How to Make Love Like an Englishman · as Jake |
| 2014 | We Bare Bears (TV Series) · as Baby Panda (voice) |
| 2014 | Jane the Virgin (TV Series) · as Tyler |
| 2014 | Enlisted (TV Series) · as Little Brother |
| 2013 | Christmas in the City · as William |
| 2012 | Doc McStuffins (TV Series) · as Ian |
| 2009 | Community (TV Series) · as Greg |
| 2005 | Grey's Anatomy (TV Series) · as Hank |