Finlay MacMillan Filmography
| 2019 | Penny On M.A.R.S.: Penny & Sebastian Special · as Sebastian |
| 2018 | Penny on M.A.R.S. (TV Series) · as Sebastian |
| 2017 | The Dark Mile · as Donny |
| 2016 | Miss Peregrine's Home for Peculiar Children · as Enoch O'connor |
| 2014 | Edit · as Young Boy |
| 2006 | Waterloo Road (TV Series) · as Dale Jackson |
| 2002 | River City (TV Series) · as Mark Walker |