| Girls Aloud - I'll Stand by You (Sarah's Version) Music Video | 2024 | Actress | |
| Coronation Street | 2015 | Actress | Joni Preston |
| The Keith Lemon Sketch Show | 2015 | Actress | Various Characters |
| Girls Aloud: Something New | 2012 | Actress | Sarah Harding |
| Run for Your Wife | 2012 | Actress | Stephanie Smith |
| St Trinian's 2: The Legend of Fritton's Gold | 2009 | Actress | Roxy |
| Girls Aloud: I'll Stand by You | 2009 | Actress | Sarah Harding |
| Girls Aloud - Biology | 2009 | Actress | Sarah |
| Freefall | 2009 | Actress | Sam |
| Girls Aloud: Loving Kind | 2009 | Actress | Sarah Harding |
| Girls Aloud: The Promise | 2009 | Actress | Sarah Harding |
| Bad Day | 2008 | Actress | Jade Jennings |
| St. Trinian's | 2007 | Actress | School Band Member |
| Sugababes vs. Girls Aloud: Walk This Way | 2007 | Actress | Sarah Harding |
| Girls Aloud: Love Machine | 2004 | Actress | Sarah Harding |
| Girls Aloud: The Show | 2004 | Actress | Sarah Harding |
| Girls Aloud: Jump | 2003 | Actress | Sarah Harding |
| Girls Aloud: Life Got Cold | 2003 | Actress | Sarah Harding |
| Girls Aloud: No Good Advice | 2003 | Actress | Sarah Harding |
| Girls Aloud: Sound of the Underground | 2002 | Actress | Sarah Harding |
| You Are What You Wear | 2020 | Soundtrack | writer: "Sexy! No No No..." (uncredited) |
| Doctors | 2013 | Soundtrack | writer: "Sexy! No No No" (uncredited) |
| The Graham Norton Show | 2012 | Soundtrack | performer: "Love Machine" |
| Live from Studio Five | 2010 | Soundtrack | writer: "Sexy! No No No..." |
| St Trinian's 2: The Legend of Fritton's Gold | 2009 | Soundtrack | performer: "Too Bad", "Boys Keep Swinging", "Make It Easy" |
| The X Factor UK | 2008 | Soundtrack | writer: "Sexy! No No No..." (uncredited) |
| Wild Child | 2008 | Soundtrack | performer: "Real Wild Child" |
| Sugababes vs. Girls Aloud: Walk This Way | 2007 | Soundtrack | performer: "Walk This Way" |
| Comic Relief 2007: The Big One | 2007 | Soundtrack | performer: "Walk This Way" |
| Popstars: The Rivals | 2002 | Soundtrack | performer: "Sound of the Underground" |
| Celebrity Juice | 2013–2017 | Self | Self |
| The Ray Darcy Show | 2017 | Self | Self |
| Loose Women | 2006–2017 | Self | Self |
| Celebrity Big Brother | 2017 | Self | Self - Contestant |
| This Morning | 2004–2016 | Self | Self |
| Lorraine | 2015–2016 | Self | Self |
| Celebrity Chase | 2016 | Self | Self - Contestant |
| The Jump | 2016 | Self | Self - Contestant |
| Weekend | 2015 | Self | Self - Guest |
| Sunday Brunch | 2015 | Self | Self |
| Saturday Night with Miriam | 2015 | Self | Self |
| Celebrity Masterchef | 2015 | Self | Self |
| The X Factor UK | 2007–2014 | Self | Self - Audience Member |
| Tumble TV Series | 2014 | Self | Self - Contestant |
| Sweat the Small Stuff | 2013 | Self | Self |
| Girls Aloud Ten: The Hits Tour 2013 Video | 2013 | Self | Self |
| Daily Mirror: The Pride of Britain Awards | 2013 | Self | Self |
| Through the Keyhole | 2013 | Self | Self |
| Britain's Got More Talent | 2013 | Self | Self |
| Daybreak | 2013 | Self | Self |
| Girls Aloud: Ten Years at the Top | 2012 | Self | Self |
| The Graham Norton Show | 2012 | Self | Self (uncredited) |
| Strictly Come Dancing | 2012 | Self | Self - Member, Girls Aloud |
| Breakfast | 2012 | Self | Self (as Girls Aloud) |
| Don't Stop Me Now TV Series | 2012 | Self | Self - Guest Judge |
| The Rob Brydon Show | 2011 | Self | Self |
| Chris Moyles Quiz Night | 2011 | Self | Self |
| Dating in the Dark | 2011 | Self | Self - Presenter |
| Piers Morgan's Life Stories | 2010 | Self | Self |
| Xposé | 2010 | Self | Self |
| Live from Studio Five | 2010 | Self | Self |
| GMTV | 2003–2009 | Self | Self |
| BBC News 24 | 2009 | Self | Self |
| T4 | 2008–2009 | Self | Self |
| Sarah Harding: In 24 Hours TV Short | 2009 | Self | Self |
| Friday Night with Jonathan Ross | 2006–2009 | Self | Self |
| The Xtra Factor | 2008–2009 | Self | Self |
| Girls Aloud: Out of Control - Live from the O2 2009 | 2009 | Self | Self (as Girls Aloud) |
| Girls Aloud: Out of Control Live from the O2 | 2009 | Self | Self (as Girls Aloud) |
| Alan Carr: Chatty Man | 2009 | Self | Self |
| Dancing on Ice | 2009 | Self | Self (as Girls Aloud) |
| Brit Awards 2009 | 2009 | Self | Self - Performer (as Girls Aloud) |
| The BRITs 2009 Red Carpet TV Movie | 2009 | Self | Self |
| The BRITs 2009 Encore TV Special | 2009 | Self | Self (as Girls Aloud) |
| Top of the Pops | 2002–2008 | Self | Self |
| The Paul O'Grady Show | 2004–2008 | Self | Self |
| The Girls Aloud Party | 2008 | Self | Self (as Girls Aloud) |
| Children in Need | 2008 | Self | Self (as Girls Aloud) |
| Freshly Squeezed | 2007–2008 | Self | Self (as Girls Aloud) |
| Girls Aloud: Tangled Up - Live from the O2 | 2008 | Self | Self |
| The Passions of... Girls Aloud | 2008 | Self | Self (as Sarah) |
| Ant & Dec's Saturday Night Takeaway | 2003–2008 | Self | Self |
| Get Girls Aloud's Style Video | 2007 | Self | Self |
| Girls Aloud Sun Silk TV Advert TV Special | 2007 | Self | Self |
| Comic Relief 2007: The Big One | 2007 | Self | Self - Performer (as Girls Aloud) |
| Comic Relief: The Apprentice | 2007 | Self | Self |
| Comic Relief Does Fame Academy | 2007 | Self | Self |
| Popworld | 2003–2007 | Self | Self - Guest |
| Richard & Judy | 2007 | Self | Self |
| TMi | 2006–2007 | Self | Self (as Girls Aloud) |
| Soapstar Superstar: Bonus Tracks TV Series | 2007 | Self | Self (as Girls Aloud) |
| The Big Fat Quiz of the Year | 2006 | Self | Self (uncredited) |
| Ghost Hunting with Girls Aloud | 2006 | Self | Self |
| Casino Royale: Royal World Premiere TV Special | 2006 | Self | Self |
| Children in Need | 2006 | Self | Self (as Girls Aloud) |
| Girls Aloud: The Greatest Hits Live from Wembley Arena 2006 | 2006 | Self | Self |
| The Friday Night Project | 2006 | Self | Self - Guest Host |
| Being Frank TV Movie | 2006 | Self | Self |
| Girls Aloud: Off the Record | 2006 | Self | Self |
| All Time Greatest Movie Songs TV Special | 2006 | Self | Self (as Girls Aloud) |
| Top of the Pops: Reloaded | 2005–2006 | Self | Self (as Girls Aloud) |
| Davina | 2006 | Self | Self (as Girls Aloud) |
| CD:UK | 2003–2006 | Self | Self |
| Blue Peter | 2005 | Self | Self |
| Smash Hits Poll Winners Party 2005 TV Special | 2005 | Self | Self (as Girls Aloud) |
| Christmas Mania 2005 TV Special | 2005 | Self | Self - Presenter & Performer (as Girls Aloud) |
| The Frank Skinner Show | 2005 | Self | Self |
| Today with Des and Mel | 2005 | Self | Self (as Girls Aloud) |
| Children in Need | 2005 | Self | Self - Performer (as Girls Aloud) |
| Girls Aloud: What Will the Neighbours Say? Live in Concert Video | 2005 | Self | Self |
| Girls Aloud: Home Truths | 2005 | Self | Self |
| Smile | 2002–2005 | Self | Self (as Girls Aloud) |
| Pepsi Max Downloaded: Stars Without the Sugar TV Series | 2005 | Self | Self (as Girls Aloud) |
| Ministry of Mayhem | 2004–2005 | Self | Self (as Girls Aloud) |
| Girls Aloud: Girls on Film | 2005 | Self | Self |
| Top of the Pops Saturday | 2003–2005 | Self | Self (as Girls Aloud) |
| More All-Time Greatest Love Songs TV Special | 2005 | Self | Performer (as Girls Aloud) |
| The Royal Variety Performance 2004 | 2004 | Self | Performer |
| T4 Smash Hits Poll Winners Party 2004 TV Special | 2004 | Self | Self |
| Children in Need TV Movie | 2004 | Self | Self (as Girls Aloud) |
| Disney Channel Kids Awards 2004 TV Special | 2004 | Self | Self |
| Simply the Best | 2004 | Self | Self - Performer (as Girls Aloud) |
| Big Brother's Efourum | 2004 | Self | Self (as Girls Aloud) |
| Big Brother's Little Brother | 2004 | Self | Self (as Girls Aloud) |
| Discomania TV Movie | 2004 | Self | Self - Performer |
| Childline Concert 2004 TV Movie | 2004 | Self | Self |
| SM:TV Live | 2003 | Self | Self (as Girls Aloud) |
| Astounding Celebrities TV Series | 2003 | Self | Self |
| Children in Need | 2003 | Self | Self (as Girls Aloud) |
| Total Request Live | 2003 | Self | Self |
| The National Music Awards 2003 | 2003 | Self | Self - Performer |
| Greasemania | 2003 | Self | Self - Performer |
| The Saturday Show | 2003 | Self | Self (as Girls Aloud) |
| Bo' Selecta! | 2003 | Self | Self |
| 95.8 Capital FM's Party in the Park for the Prince's Trust 2003 | 2003 | Self | Self - Performer (as Girls Aloud) |
| Stars in Their Eyes Kids | 2003 | Self | Self (uncredited) |
| Spring Break Live 2003 TV Special | 2003 | Self | Self |
| Oblivious | 2003 | Self | Self |
| Popstars: The Rivals | 2002 | Self | Self |
| RI:SE | 2002 | Self | Self (as Girls Aloud) |
| The Girls Aloud Show: Live at the O2 | 2024 | Archive Footage | Self (archive footage) |
| Coronation Street: Compilations | 2020 | Archive Footage | Joni Preston (archive footage) |
| GMB Today | 2017 | Archive Footage | Self (archive footage, uncredited) |
| Get Your Decades Party On! 90's vs 00's vs 10's TV Special | 2017 | Archive Footage | Self (archive footage) |
| This Morning | 2010–2014 | Archive Footage | Self (archive footage) |
| Live from Studio Five | 2010 | Archive Footage | Self (archive footage) |
| T4 | 2008 | Archive Footage | Self (archive footage, as Girls Aloud) |
| Cosmetic Surgery Nightmares | 2006 | Archive Footage | Self (archive footage, uncredited) |
| Top of the Pops: Reloaded | 2006 | Archive Footage | Self (archive footage) |
| CD:UK | 2006 | Archive Footage | Self (archive footage, as Girls Aloud) |