| Movie | 2016 | Serial Thriller: The Head Hunter | Dr. Shaw | |
| Movie | 2000 | TravelWise | Laura | |
| Movie | 2019 | Showman: The Life of John Nathan-Turner | Herself / Peri (archive footage) | |
| Movie | 1988 | Blackadder's Christmas Carol | Millicent | |
| Movie | 1993 | The Airzone Solution | Elenya Brown | |
| Movie | 1993 | Doctor Who: Dimensions in Time | Peri Brown | |
| Movie | 1998 | Lust in Space | Self | |
| Movie | 2023 | Doctor Who: 60 Years of Secrets & Scandals | Self | |
| Movie | 2022 | The Wilds | Helen | |
| Movie | 2019 | Doctor Who: The Trial | Self | |
| Movie | 2022 | Doctor Who: The Eternal Mystery | Peri Brown | |
| Movie | 2024 | Frankenstein Versus Dracula | Prima | |
| Movie | 1984 | Doctor Who: Planet of Fire | Peri Brown | |
| Movie | 2019 | The Doctors: The Colin Baker Years | | |
| Movie | 1984 | Doctor Who: The Caves of Androzani | Peri Brown | |
| Movie | 1985 | Doctor Who: Vengeance on Varos | Peri Brown | |
| Movie | 1984 | Doctor Who: The Twin Dilemma | Peri Brown | |
| Movie | 1985 | Doctor Who: Revelation of the Daleks | Peri Brown | |
| Movie | 1985 | Doctor Who: The Mark of the Rani | Peri Brown | |
| Movie | 1986 | Doctor Who: Mindwarp | Peri Brown | |
| Movie | 1986 | Doctor Who: The Mysterious Planet | Peri Brown | |
| Movie | 1985 | Doctor Who: Timelash | Peri Brown | |
| Movie | 1985 | Doctor Who: Attack of the Cybermen | Peri Brown | |
| Movie | 1985 | Doctor Who: The Two Doctors | Peri Brown | |
| Movie | 1999 | Parting Shots | Beverley | |
| Movie | 2002 | Myth Makers 53: Patrick Troughton | Self | |
| Movie | 1993 | The Stranger: In Memory Alone | Miss Brown | |
| Movie | 1992 | The Stranger: More Than a Messiah | Miss Brown | |
| Movie | 1991 | The Stranger: Summoned by Shadows | Miss Brown | |
| Movie | 1994 | Stranger than Fiction | | |
| Movie | 2008 | Celebration: Doctor Who in 1983 | (archival footage) | |
| Movie | 2006 | Built for War: The Sontaran Story | | |
| Movie | 2003 | The Story of Doctor Who | | |
| Movie | 1987 | Myth Runner | Herself | |
| Movie | 2014 | Doctor Who: The Ultimate Companion | Self / Peri Brown (archive footage) | |
| Movie | 2019 | The Doctor Who Cookbook Revisited | Self | |
| Movie | 2008 | Trials and Tribulations | | |
| Movie | 2008 | The Making of The Trial of a Time Lord | | |
| Movie | 1985 | Myth Makers 6: Nicola Bryant | Self | |
| Movie | 2024 | Looking for Dursley | Self | |
| Movie | 1993 | 30 Years in the TARDIS | Herself | |
| Movie | 2013 | Doctor Who: Clara and the TARDIS | Peri Brown (archive footage) | |
| Movie | 2010 | Doctor Who: Meanwhile in the TARDIS: Part 2 | Peri Brown (archive footage) | |
| Movie | 2008 | The Ties That Bind Us | Peri Brown (archive footage) | |
| Movie | 2010 | Chain Reaction | | |
| Movie | 2013 | Strike! Strike! Strike! | | |
| Movie | 2025 | Doctor Who: Gallifrey | | |
| TV Show | 1999 | Holby City | Reporter | 1 |
| TV Show | 1995 | The Biz | Martine | 24 |
| TV Show | 2000 | Doctors | Jackie Fallon | 1 |
| TV Show | 2000 | Doctors | Sonia Heyward-Smith | 1 |
| TV Show | 2000 | My Family | Janet | 1 |
| TV Show | 1999 | Holby City | Catherine Sloman | 1 |
| TV Show | 2016 | New Blood | Sophie Baxter | 1 |
| TV Show | 2000 | My Family | Anne | 1 |
| TV Show | 1993 | The 10 Percenters | Julia | 1 |
| TV Show | 2011 | Pointless Celebrities | Self | 2 |
| TV Show | 1963 | Doctor Who | Perpugilliam "Peri" Brown | 51 |
| TV Show | 2005 | Doctor Who Confidential | | 2 |
| TV Show | 1986 | Casualty | Susan Harris | 1 |
| TV Show | 2023 | Tales of the Tardis | Peri Brown | 1 |
