Below is a list of feature films that Karen Gillan has starred in. They are listed in chronological order, with the most recent ones first. Click on ‘more information’ to read more about each project individually.
| Title | Role | Info | |
| Gunpowder Milkshake (201?) | Karen as…N/A | More Information | |
| Untitled Jumanji: Welcome to the Jungle Sequel (2019) | Karen as…Ruby Roundhouse | More Information | |
| Call of the Wild (2019) | Karen as…Mercedes | More Information | |
| Spies in Disguise (2019) | Karen as…Eyes (voice) | More Information | |
| Avengers: Endgame (2019) | Karen as…Nebula | More Information | |
| The Party’s Just Beginning (2018) | Karen as…Lucy | More Information | |
| All Creatures Here Below (2018) | Karen as…Ruby | More Information | |
| Alex and the List (2018) | Karen as…Lily | More Information | |
| Avengers: Infinity War (2018) | Karen as…Nebula | More Information | |
| Jumanji: Welcome to the Jungle (2017) | Karen as…Ruby Roundhouse | More Information | |
| The Circle (2017) | Karen as…Annie | More Information | |
| Guardians of the Galaxy Vol. 2 (2017) | Karen as…Nebula | More Information | |
| In a Valley of Violence (2016) | Karen as…Ellen | More Information | |
| The Big Short (2015) | Karen as…Evie | More Information | |
| Guardians of the Galaxy (2014) | Karen as…Nebula | More Information | |
| Oculus (2013) | Karen as…Kaylie Russell | More Information | |
| Not Another Happy Ending (2013) | Karen as…Jane Lockhart | More Information | |
| Outcast (2010) | Karen as…Ally | More Information | |
| New Town Killers (2008) | Karen as…Young Girl in Bus Station | More Information |