| Hammer: Heroes, Legends and Monsters (2024) Self |
| The Last Sacrifice (2024) |
| The Life and Deaths of Christopher Lee (2024) Self |
| A Ghost Story for Christmas: Lot No. 249 (2023) Styles |
| Burial (2022) BBC Announcer (voice) |
| The Young General: Reflections on Michael Reeves (2022) Self |
| Woodlands Dark and Days Bewitched: A History of Folk Horror (2021) Self |
| Shadow Play: Inside The Shadow of the Cat (2021) Self |
| The Brains Behind the Nightmare (2020) Self |
| In Search of Dracula (2020) Himself |
| Back From the Dead: Inside The Revenge of Frankenstein (2019) |
| The Pharaoh's Curse: Inside Blood From The Mummy's Tomb (2019) |
| Hammer Horror: The Warner Bros. Years (2018) Self |
| Gallows Humour: Inside 'The Horror of Frankenstein' (2018) |
| Dark Arts: Inside 'To the Devil a Daughter' (2018) |
| Terreur et glamour : montée et déclin du studio Hammer (2017) Self - Film Historian / Actor |
| Borley Rectory (2017) Harry Price |
| Harry Price & the Martian Lighthouse (2017) voice of Harry Price |
| House of Cards (2015) Self |
| Inside the Tower (2015) Self - Presenter |
| I Am Your Father (2015) Himself |
| The Trail of Dracula (2013) Self |
| Dennis Wheatley at Hammer (2012) |
| Back to Black: The Making of Dracula Prince of Darkness (2012) Self - Author |
| Lennon Naked (2010) Cynthia's Lawyer |
| The Wolf Man: From Ancient Curse to Modern Myth (2010) Self |
| Horror’s Missing Link: Rediscovering Dr. Renault’s Secret (2008) Self |
| A House of Secrets: Exploring 'Dragonwyck' (2008) Self |
| Global Conspiracy? (2004) Sir Alec Douglas-Hodge |
| Unnatural Selection (1996) Cummings |
| The Devil of Winterborne (1995) Cummings |
| The Zero Imperative (1994) Cummings |