Filmography
| Year | Title | Role | Notes |
|---|---|---|---|
| 1999–2009 | SMart | Herself | |
| 2002–2003 | SMarteenies | Herself | |
| 2004 | Bring it On | Herself | 1 episode |
| 2005–2007 | Smile | Herself | |
| 2007 | Springwatch Trackers | Herself | |
| 2007 | The Fanbanta Football Show | Herself | |
| 2007 | Totally Doctor Who | Herself | |
| 2008–2009 | Help! Teacher is Coming to Stay | Herself | |
| 2008 | Thank God You're Here | Herself | |
| 2009 | Kirsten's Topless Ambition | Herself | Documentary for BBC Three |
| 2009 | Britain's Most Embarrassing Parents | Herself | Documentary for BBC Three |
| 2009 | Gimme a Break | Herself | Replaced by Joe Swash for 2011 series. |
| 2002–2011 | Big Toe Books | Herself | |
| 2009 | Total Wipeout | Herself | Celebrity Special Episode |
| 2009–2010 | GMTV | Herself | |
| 2010 | The World's Toughest Driving Tests | Herself | Won Series (4–3) |
| 2010 | The King is Dead | Herself | |
| 2012 | Let's Dance for Sport Relief | Contestant |
| Year | Title | Role | Notes |
|---|---|---|---|
| 2004 | Peter Pan | Peter Pan |
Read more about this topic: Kirsten O'Brien