| Kindergarten: The Musical | 2024 | Actress | Hedgehog Holmes |
| Glisten and the Merry Mission | 2023 | Actress | Glisten (voice) |
| Doggyland | 2023 | Actress | London Lily |
| Leona Lewis, Cali Y El Dandee, Juan Magán: Solo quiero (Somebody to Love) Music Video | 2019 | Actress | |
| The Oath | 2019 | Actress | Amber Hall |
| Calum Scott & Leona Lewis: You Are the Reason (Duet Version) | 2018 | Actress | Leona Lewis |
| Artists for Grenfell: Bridge Over Troubled Water | 2017 | Actress | Leona Lewis |
| Leona Lewis: Thunder | 2015 | Actress | Leona Lewis |
| Leona Lewis: Fire Under My Feet | 2015 | Actress | Leona Lewis |
| Walking on Sunshine | 2014 | Actress | Elena |
| Leona Lewis: One More Sleep | 2013 | Actress | Leona Lewis |
| Leona Lewis: Colorblind | 2013 | Actress | Leona Lewis |
| Leona Lewis: Lovebird | 2012 | Actress | Leona Lewis |
| Leona Lewis: Trouble | 2012 | Actress | Leona Lewis |
| Leona Lewis Feat. Avicii: Collide | 2011 | Actress | Leona Lewis |
| Biagio Antonacci Feat. Leona Lewis: Inaspettata (Unexpected) | 2010 | Actress | Leona Lewis |
| Helping Haiti: Everybody Hurts, B&W Version | 2010 | Actress | Leona Lewis |
| Leona Lewis: I Got You | 2010 | Actress | Leona Lewis |
| Helping Haiti: Everybody Hurts, Color Version | 2010 | Actress | Leona Lewis |
| Leona Lewis: I Will Be | 2009 | Actress | Leona Lewis |
| Leona Lewis: I See You | 2009 | Actress | Leona Lewis |
| Leona Lewis: Happy | 2009 | Actress | Leona Lewis |
| Leona Lewis: Run | 2008 | Actress | Leona Lewis |
| Leona Lewis: Better in Time | 2008 | Actress | Leona Lewis |
| Leona Lewis: Footprints in the Sand | 2008 | Actress | Leona Lewis |
| Artists Stand Up to Cancer: Just Stand Up! Music Video | 2008 | Actress | Leona Lewis |
| Leona Lewis: Forgive Me | 2008 | Actress | Leona Lewis |
| Leona Lewis: Bleeding Love, US Version | 2008 | Actress | Leona Lewis |
| Leona Lewis: Bleeding Love | 2007 | Actress | Leona Lewis |
| Leona Lewis: A Moment Like This | 2006 | Actress | Leona Lewis |
| Hidden Letters | 2022 | Composer | Composer |
| Leona Lewis: One More Sleep | 2013 | Composer | Composer |
| Leona Lewis: Trouble | 2012 | Composer | Composer |
| Leona Lewis: Happy | 2009 | Composer | Composer |
| Taking the Stage | 2009–2010 | Music Department | composer: theme music |
| Argylle | 2024 | Soundtrack | performer: "Run" |
| Bleeding Love | 2023 | Soundtrack | performer: "Bleeding Love" |
| Royal Carols: Together at Christmas | 2021 | Soundtrack | performer: "O Holy Night" |
| American Idol | 2021 | Soundtrack | performer: "You Are the Reason" |
| Rip Off Britain | 2020 | Soundtrack | performer: "Collide" (uncredited) |
| City Hall | 2020 | Soundtrack | performer: "Bleeding Love" (uncredited) |
| Granada Reports | 2019 | Soundtrack | performer: "Run" (uncredited) |
| Gotti | 2018 | Soundtrack | performer: "Amore" |
| The Road To Yulin And Beyond | 2017 | Soundtrack | performer: "(We All Are) Looking For Home." |
| Cannonball | 2017 | Soundtrack | performer: "A Moment Like This" (uncredited) |
| Masters Snooker | 2017 | Soundtrack | performer: "Run" (uncredited) |
| Britain's Got More Talent | 2016 | Soundtrack | performer: "Run" (uncredited) |
| Britain's Got Talent | 2011–2016 | Soundtrack | performer: "Footprints in the Sand" |
| Todd's Pop Song Reviews | 2014 | Soundtrack | performer: "Bleeding Love" |
| Walking on Sunshine | 2014 | Soundtrack | performer: "How Will I Know", "The Power Of Love", "Walking On Sunshine", "Girls Just Want To Have Fun", "Wake Me Up Before You Go-Go" |
| Coronation Street | 2014 | Soundtrack | performer: "Better in Time" (uncredited) |
| The Letters | 2014 | Soundtrack | performer: "Run" |
| The X Factor UK | 2006–2013 | Soundtrack | performer: "I Will Be" |
| Arrow | 2013 | Soundtrack | performer: "Bleeding Love" (uncredited) |
| Degrassi: The Next Generation | 2013 | Soundtrack | performer: "Broken" (uncredited) |
| La voz | 2012 | Soundtrack | performer: "Loverbird" |
| Daybreak | 2012 | Soundtrack | performer: "Lovebird" |
| This Morning | 2009–2012 | Soundtrack | performer: "Trouble" |
| Dancing with the Stars | 2008–2012 | Soundtrack | performer: "Happy" |
| The Xtra Factor | 2012 | Soundtrack | performer: "Come Alive" |
| The X Factor | 2012 | Soundtrack | writer: "Happy" |
| EastEnders | 2008–2012 | Soundtrack | performer: "Happy" |
| Music Nuggets | 2012 | Soundtrack | performer: "Run" |
| Pretty Little Liars | 2012 | Soundtrack | performer: "Better in Time" (uncredited) |
| So You Think You Can Dance | 2008–2011 | Soundtrack | performer: "I Got You" |
| No Strings Attached | 2011 | Soundtrack | performer: "Bleeding Love" |
| Doctors | 2010 | Soundtrack | performer: "Run" (uncredited) |
| For Colored Girls | 2010 | Soundtrack | performer: "I Know Who I Am" |
| Sex and the City 2 | 2010 | Soundtrack | performer: "Love is Your Color" |
| Copycats | 2010 | Soundtrack | performer: "Bleeding Love" |
| Live from Studio Five | 2009–2010 | Soundtrack | performer: "Everybody Hurts" |
| The Vampire Diaries | 2010 | Soundtrack | performer: "Run" (uncredited) |
| So You Think You Can Dance | 2010 | Soundtrack | performer: "I Got You" |
| Sin tetas no hay paraíso | 2008–2009 | Soundtrack | performer: "Happy" |
| Final Fantasy XIII | 2009 | Soundtrack | Soundtrack ("My Hands") |
| Late Show with David Letterman | 2008–2009 | Soundtrack | performer: "I Got You" |
| Avatar | 2009 | Soundtrack | performer: "I See You (Theme from Avatar)" |
| The Tonight Show with Conan O'Brien | 2009 | Soundtrack | performer: "Happy" |
| The Paul O'Grady Show | 2009 | Soundtrack | performer: "Happy" |
| Premios Ondas 2009 TV Special | 2009 | Soundtrack | performer: "Happy" |
| True Blood | 2009 | Soundtrack | performer: "Bleeding Love" |
| Two Pints of Lager and a Packet of Crisps | 2009 | Soundtrack | performer: "Run" (uncredited) |
| Türkisch für Anfänger | 2008 | Soundtrack | performer: "Footprints in the Sand" (uncredited) |
| Divas II | 2008 | Soundtrack | performer: "Run" (uncredited) |
| Lipstick Jungle | 2008 | Soundtrack | performer: "Better In Time" |
| 90210 | 2008 | Soundtrack | performer: "Better in Time" (uncredited) |
| Beijing 2008: Games of the XXIX Olympiad | 2008 | Soundtrack | performer: "Whole Lotta Love" |
| 46664: A Concert for Nelson Mandela | 2008 | Soundtrack | performer: "Bleeding Love", "Better in Time" |
| Operación triunfo | 2008 | Soundtrack | performer: "Bleeding Love" |
| The Inbetweeners | 2008 | Soundtrack | performer: "Bleeding Love" (uncredited) |
| The Tonight Show with Jay Leno | 2008 | Soundtrack | performer: "Bleeding Love" |
| The Oprah Winfrey Show | 2008 | Soundtrack | performer: "Bleeding Love" |
| So You Think You Can Dance Australia | 2008 | Soundtrack | performer: "Bleeding Love" |
| Leona Lewis: Bleeding Love, US Version | 2008 | Soundtrack | performer: "Bleeding Love" |
| Leona Lewis: Bleeding Love | 2007 | Soundtrack | performer: "Bleeding Love" |
| The Masked Singer UK | 2023 | Self | Self - Panellist |
| The Lateish Show with Mo Gilligan | 2023 | Self | Self |
| America's Got Talent | 2008–2023 | Self | Self - Performer |
| Loose Women | 2007–2023 | Self | Self |
| The Jennifer Hudson Show | 2023 | Self | Self - Guest |
| Queen of the Universe | 2021 | Self | Self - Judge |
| This Morning | 2007–2021 | Self | Self |
| Royal Carols: Together at Christmas | 2021 | Self | Self |
| I Can See Your Voice: UK | 2021 | Self | Self - Guest Music Star |
| The Jonathan Ross Show | 2013–2021 | Self | Self - Guest |
| Entertainment Tonight | 2007–2021 | Self | Self |
| American Idol | 2021 | Self | Self - Performer |
| Cinderella: A Comic Relief Pantomime for Christmas | 2020 | Self | Performer |
| Morning Live | 2020 | Self | Self |
| The Big Night In | 2020 | Self | Self |
| The X Factor: The Band | 2019 | Self | Self |
| Queen of Drags | 2019 | Self | Self - Special Guest |
| Songland | 2019 | Self | Self - Musical Guest |
| The Real | 2019 | Self | Self |
| The X Factor UK | 2006–2018 | Self | Self - Performer |
| The 92nd Annual Macy's Thanksgiving Day Parade | 2018 | Self | Self |
| Dancing with the Stars | 2008–2018 | Self | Self - Performer |
| Good Morning America | 2015–2018 | Self | Self - Musical Guest |
| National Memorial Day Concert TV Series | 2018 | Self | Self - Performer |
| The 202 Xtra TV Mini Series | 2018 | Self | Self |
| The Voice UK | 2018 | Self | Self - Advisor |
| The One Show | 2009–2018 | Self | Self - Performer |
| The 40th Annual Kennedy Center Honors | 2017 | Self | Performer |
| A Night for the Emergency Services TV Special | 2017 | Self | Self - Singer |
| Hidden Heroes Gala: Red Carpet Short | 2017 | Self | Self |
| Mercy for Animals: Hidden Heroes Gala | 2017 | Self | Self - Presenter |
| Vanderpump Rules | 2016 | Self | Self |
| CBS Mornings | 2016 | Self | Self |
| What's New, Pussycat: Backstage at 'Cats' with Tyler Hanes TV Series | 2016 | Self | Self |
| Ridiculousness | 2016 | Self | Self |
| Broadway.com 2016 Tony Awards Special TV Special | 2016 | Self | Self |
| 2016 CMT Music Awards TV Special | 2016 | Self | Self - Performer & Presenter |
| One Night for One Drop Imagined by Cirque Du Soleil | 2016 | Self | Self - Singer |
| The Fashion Fund | 2016 | Self | Self |
| Ant & Dec's Saturday Night Takeaway | 2016 | Self | Self - Performer |
| Weekend | 2015 | Self | Self - Guest |
| Taylor Swift: The 1989 World Tour Live | 2015 | Self | Self - Musical Guest |
| Leather: Hell for Animals and Children in Bangladesh Video | 2015 | Self | Self |
| CMT Artists of the Year 2015 TV Special | 2015 | Self | Self |
| The Talk | 2015 | Self | Self - Musical guest |
| The Late Late Show with James Corden | 2015 | Self | Self - Musical Guest |
| The Ellen DeGeneres Show | 2008–2015 | Self | Self |
| The National Lottery: In It to Win It | 2015 | Self | Self |
| Live with Kelly and Mark | 2008–2015 | Self | Self - Musical Guest |
| The John Bishop Show | 2015 | Self | Self |
| Sunday Night at the Palladium | 2015 | Self | Self |
| Baloise Session | 2014 | Self | Self |
| Our Gay Wedding: The Musical | 2014 | Self | Self |
| Fashion Police | 2014 | Self | Self - Guest |
| Fox and Friends | 2013 | Self | Self |
| The Tonight Show with Jay Leno | 2008–2013 | Self | Self - Musical Guest |
| The X Factor | 2011–2013 | Self | Self - Performer |
| Christmas in Rockefeller Center | 2013 | Self | Self - Performer |
| Wetten, dass..? | 2008–2013 | Self | Self - Guest |
| La voz | 2012 | Self | Self - Musical Guest |
| Daybreak | 2012 | Self | Self |
| MusiCares Tribute to Barbra Streisand | 2012 | Self | Self - Singer |
| The Xtra Factor | 2006–2012 | Self | Self - Special Guest |
| The X Factor | 2011–2012 | Self | Self - The X Factor UK 2006 Winner |
| BBC Radio 1 Hackney Weekend 2012 TV Movie | 2012 | Self | Self |
| Plan B, Leona & Labrinth: Project Hackney TV Movie | 2012 | Self | Self |
| The Royal Variety Performance 2011 | 2011 | Self | Self - Performer |
| Majors & Minors | 2011 | Self | Self |
| Platinum Hit | 2011 | Self | Self - Special Guest Judge |
| 25th Annual Genesis Awards | 2011 | Self | Self |
| Io canto | 2010 | Self | Self |
| The Mobo Awards TV Special | 2010 | Self | Self |
| Stand Up to Cancer | 2010 | Self | Self |
| Leona Lewis: The Labyrinth Tour - Live from the O2 | 2010 | Self | Self - Singer |
| Leona Lewis: Labryinth Live | 2010 | Self | Self |
| The Best Hit USA | 2010 | Self | Self |
| Live from Studio Five | 2009–2010 | Self | Self |
| The BRITs Encore TV Special | 2010 | Self | Self |
| Music Fair TV Series | 2010 | Self | Self |
| So You Think You Can Dance | 2010 | Self | Self |
| Access Granted | 2010 | Self | Self |
| Sôkai jôhô variety Sukkiri!! TV Series | 2010 | Self | Self |
| Golden Globes Red Carpet Live | 2010 | Self | Self |
| The 67th Annual Golden Globe Awards | 2010 | Self | Self |
| X Factor | 2009 | Self | Self |
| So You Think You Can Dance | 2009 | Self | Self - Performer |
| Late Show with David Letterman | 2008–2009 | Self | Self - Musical Guest |
| La Marató 2009 TV Special | 2009 | Self | Self |
| The 3rd Annual CNN Heroes: An All-Star Tribute | 2009 | Self | Self - Performer |
| Jimmy Kimmel Live! | 2008–2009 | Self | Self - Musical Guest |
| 2009 American Music Awards | 2009 | Self | Self - Presenter |
| Children in Need Rocks the Royal Albert Hall | 2009 | Self | Self - Performer |
| The Tonight Show with Conan O'Brien | 2009 | Self | Self - Musical Guest |
| The Paul O'Grady Show | 2007–2009 | Self | Self |
| MTV EMA Berlin '09 | 2009 | Self | Self - Performer |
| Premios Ondas 2009 TV Special | 2009 | Self | Self - Performer |
| Life4You | 2009 | Self | Self |
| Xposé | 2008–2009 | Self | Self |
| VH1 Divas Live 2009 | 2009 | Self | Self |
| Queens of British Pop | 2009 | Self | Self |
| The 51st Annual Grammy Awards | 2009 | Self | Self - Presenter |
| Top of the Pops | 2006–2008 | Self | Self - Performer |
| The Road to MSG: Z100's Jingle Ball 2008 TV Special | 2008 | Self | Self |
| The Royal Variety Performance 2008 | 2008 | Self | Self |
| Menschen, Bilder, Emotionen | 2008 | Self | Self |
| Bambi Verleihung 2008 | 2008 | Self | Self - Performer |
| Divas II | 2008 | Self | Self - Performer |
| 2008 American Music Awards | 2008 | Self | Self |
| MTV Europe Music Awards Liverpool 08 | 2008 | Self | Self - Presenter |
| The National Lottery | 2008 | Self | Self |
| Star Academy | 2008 | Self | Self |
| 2008 MTV Video Music Awards | 2008 | Self | Self |
| Stand Up to Cancer | 2008 | Self | Self |
| Beijing 2008: Games of the XXIX Olympiad | 2008 | Self | Self - Performer |
| The Teen Choice Awards 2008 | 2008 | Self | Self |
| 46664: A Concert for Nelson Mandela | 2008 | Self | Self |
| Corazón, corazón | 2008 | Self | Self |
| Operación triunfo | 2008 | Self | Self |
| New Now Next Awards TV Special | 2008 | Self | Self |
| La chanson de l'année | 2008 | Self | Self |
| X Factor | 2008 | Self | Self - Performer |
| Schlag den Raab | 2008 | Self | Self |
| Sunrise | 2008 | Self | Self - Musical Guest |
| So You Think You Can Dance Australia | 2008 | Self | Self - Musical Guest |
| The Oprah Winfrey Show | 2008 | Self | Self |
| Sport Relief 2008 TV Special | 2008 | Self | Self |
| Brit Awards 2008 | 2008 | Self | Self - Performer |
| Children in Need | 2007 | Self | Self - Performer |
| Saturday Night Divas TV Special | 2007 | Self | Self |
| MTV 00s - Year Clash! 2001 Vs 2008 TV Special | 2025 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Women in Music: 40 Era Defining Hits! TV Special | 2025 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Pop Royalty: The Ladies! TV Special | 2025 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Icons of the Decade: 40 Superwomen! TV Special | 2025 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - 40 Independent Women! TV Special | 2025 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - 40 Fairy Tale Love Songs! TV Special | 2025 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - I <3 U! 40 Love Anthems! TV Special | 2025 | Archive Footage | Leona Lewis (archive footage) |
| MTV 80s - Jason Donovan's Especially for Christmas: Top 50! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 80s - Andrew Ridgeley Presents 50 Christmas Classics! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - 40 Biggest Pop Stars! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Epic Videos from the Girls! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s: Perfect Pop Hits - Ladies Edition! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Girls in Love! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Superwomen Icons of the Y2Ks! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Unforgettable Hits from the Girls! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top You + Me... 40 Love Anthems! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 20 Girls in Love! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Happy New Year from MTV 00s! TV Special | 2024 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - 2007 Wrapped! TV Special | 2023 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Sing-Along Favourites! TV Special | 2023 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Feel-Good Love Songs! TV Special | 2023 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Anthems of Y2K7! TV Special | 2023 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Anthems of Y2K8! TV Special | 2023 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Euro Chart of the Decade! TV Special | 2023 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Non-Stop Y2Ks! TV Series | 2023 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Global Girls of the 00s! TV Special | 2023 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Worldwide Anthems from the Girls! TV Special | 2023 | Archive Footage | Leona Lewis (archive footage) |
| Love Songs at the BBC TV Mini Series | 2023 | Archive Footage | Self (archive footage) |
| MTV 00s - Top 40 Epic Power Ballads! TV Special | 2022 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - Top 40 Epic Love Songs! TV Special | 2022 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - The 40 Greatest Party Anthems Vs Power Ballads! TV Special | 2022 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s: The 40 Greatest Power Ballads! TV Special | 2022 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - The 40 Greatest Girls! TV Special | 2022 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - The 40 Greatest Love Songs! TV Special | 2022 | Archive Footage | Leona Lewis (archive footage) |
| MTV 00s - The 40 Greatest Hits! TV Special | 2021 | Archive Footage | Leona Lewis (archive footage) |
| Entertainment Tonight | 2015 | Archive Footage | Self (archive footage) |
| taff | 2012 | Archive Footage | Self (archive footage) |
| Music Nuggets | 2012 | Archive Footage | Self (archive footage) |
| Almost Famous IV | 2011 | Archive Footage | Self (archive footage) |
| Live from Studio Five | 2009 | Archive Footage | Self (archive footage) |
| Episódio Especial | 2009 | Archive Footage | Self (archive footage) |
| The Xtra Factor | 2006 | Archive Footage | Self (archive footage) |