| Dead Dead Demons Dededede Destruction | 2024 | Actress | Oran Nakagawa (English version, voice) |
| Ninjago | 2020–2022 | Actress | Harumi |
| Ninjago: Masters of Spinjitzu | 2018–2022 | Actress | Harumi |
| Poisoned in Paradise: A Martha's Vineyard Mystery | 2021 | Actress | Katie Leonard |
| My Little Pony: Pony Life | 2021 | Actress | Princess Cadance (voice) |
| Super Monsters | 2017–2020 | Actress | Esmie |
| LEGO Marvel Avengers: Climate Conundrum | 2020 | Actress | Head Scientist (voice) |
| Lego Jurassic World: Double Trouble | 2020 | Actress | Claire Dearing (voice) |
| Super Monstros: Nova Turma Short | 2020 | Actress | |
| Lego Jurassic World: Legend of Isla Nublar | 2019–2020 | Actress | Claire Dearing |
| My Little Pony: Friendship Is Magic | 2012–2019 | Actress | Princess Cadance |
| Super Monsters Furever Friends | 2019 | Actress | Esmie (voice) |
| Best Friend's Betrayal | 2019 | Actress | Anna |
| Lego Jurassic World: The Secret Exhibit | 2018 | Actress | Claire Dearing (voice) |
| My Little Pony: Best Gift Ever | 2018 | Actress | Princess Cadance (voice) |
| Daddy's Girl | 2018 | Actress | Jennifer |
| Bibi and Tina | 2009–2017 | Actress | Bibi Blocksberg (English version, voice) |
| My Little Pony: The Movie | 2017 | Actress | Princess Cadance (voice) |
| Frequency | 2016–2017 | Actress | Young Meghan |
| Beat Bugs | 2016 | Actress | Katter (voice) |
| My Little Pony: Equestria Girls - Friendship Games | 2015 | Actress | Dean Cadance (voice) |
| Strawberry Shortcake's Berry Bitty Adventures | 2009–2015 | Actress | Blueberry Muffin |
| Strawberry Shortcake: Berry Best Friends | 2014 | Actress | Blueberry Muffin (voice) |
| Strawberry Shortcake: Jammin' with Cherry Jam Video | 2013 | Actress | Blueberry Muffin (voice) |
| Coming Home for Christmas | 2013 | Actress | Melanie |
| My Little Pony: Equestria Girls | 2013 | Actress | Princess Cadance (voice) |
| My Little Pony | 2012 | Actress | Princess Cadance (voice, uncredited) |
| Bratz: Desert Jewelz | 2012 | Actress | Cloe (voice, as Britt Mckillip) |
| R.L. Stine's the Haunting Hour | 2012 | Actress | Michelle Adams as Tree |
| Strawberry Shortcake: Puttin' on the Glitz | 2011 | Actress | Blueberry Muffin (voice) |
| Bratz: Pampered Petz | 2010 | Actress | Cloe (voice, as Britt Mckillip) |
| Strawberry Shortcake: The Glimmerberry Ball Movie | 2010 | Actress | Blueberry Muffin (voice) |
| Strawberry Shortcake: The Berryfest Princess | 2010 | Actress | Blueberry Muffin |
| Strawberry Shortcake: A Berry Grand Opening | 2009 | Actress | Blueberry Muffin (voice) |
| The Strawberry Shortcake Movie: Sky's the Limit | 2009 | Actress | Blueberry Muffin |
| Zixx: Level Three | 2009 | Actress | Amy (voice) |
| Dead Like Me: Life After Death | 2009 | Actress | Reggie Lass |
| Amber Alert: Terror on the Highway | 2008 | Actress | Katie |
| Bratz Babyz Save Christmas | 2008 | Actress | Cloe (voice, as Britt Mckillip) |
| My Little Pony Live! The World's Biggest Tea Party | 2008 | Actress | Tra La La (voice, as Britta McKillip) |
| ToddWorld | 2007–2008 | Actress | Stella |
| Ace of Hearts | 2008 | Actress | Julia Harding |
| Bratz | 2008 | Actress | Cloe |
| Bratz Kidz Fairy Tales | 2008 | Actress | Cloe (voice) |
| Bratz Girlz Really Rock | 2008 | Actress | Cloe (voice) |
| Madeline in Tahiti | 2007 | Actress | Nicole (voice) |
| Trick 'r Treat | 2007 | Actress | Macy |
| Bratz: Super Babyz | 2007 | Actress | Cloe (voice) |
| Barbie as the Island Princess | 2007 | Actress | Rita (voice, as Britt Mckillup) |
| Bratz Kidz: Sleep-Over Adventure | 2007 | Actress | Cloe (voice) |
| Bratz Fashion Pixiez | 2007 | Actress | Cloe (voice) |
| My Little Pony: A Very Pony Place | 2006 | Actress | Tra La La (voice) |
| My Little Pony: Greetings from Unicornia | 2006 | Actress | Tra La La (voice) |
| Holiday Wishes | 2006 | Actress | Britney King |
| Barbie in the 12 Dancing Princesses | 2006 | Actress | Janessa (voice, as Britt Mckillip) |
| Bratz: Babyz the Movie | 2006 | Actress | Nora |
| My Little Pony: The Runaway Rainbow | 2006 | Actress | Tra La La (voice) |
| Class of the Titans | 2006 | Actress | Hope (voice) |
| My Little Pony | 2006 | Actress | Tra La La (voice) |
| My Little Pony: The Princess Promenade | 2006 | Actress | Tra La La (voice) |
| Trollz | 2005 | Actress | Amethyst van der Troll (voice) |
| FBI: Negotiator | 2005 | Actress | Annie Moss |
| Scary Godmother: The Revenge of Jimmy | 2005 | Actress | Hannah Marie (voice, as Brit Mckillip) |
| Baby Looney Tunes | 2002–2005 | Actress | Lola |
| Dragon Tales | 2001–2005 | Actress | Light-Yellow Dragon Scout |
| Bob the Butler | 2005 | Actress | Alex |
| Candy Land: The Great Lollipop Adventure | 2005 | Actress | Princess Lolly (voice) |
| Barbie: Fairytopia | 2005 | Actress | Pixie #1 (voice) |
| Kelly Dream Club TV Series | 2002–2004 | Actress | Becky (voice) |
| Dead Like Me | 2003–2004 | Actress | Reggie Lass |
| Sabrina's Secret Life | 2003–2004 | Actress | Sabrina Spellman (voice) |
| Make Way for Noddy | 2002–2003 | Actress | Tessie Bear (US) (voice) |
| Scary Godmother: Halloween Spooktakular | 2003 | Actress | Hannah Marie (voice, as Brit McKillup) |
| Baby Looney Tunes: Eggs-traordinary Adventure | 2003 | Actress | Baby Lola (voice) |
| Kelly Dream Club | 2002 | Actress | Chelsie (voice) |
| Sabrina the Teenage Witch in Friends Forever | 2002 | Actress | Sabrina Spellman (voice) |
| Barbie as Rapunzel | 2002 | Actress | Melody (voice) |
| Breaking News | 2002 | Actress | Meigan Sloan |
| Due East | 2002 | Actress | Nippie Purdue |
| Brother's Keeper | 2002 | Actress | Young Lucinda |
| Barbie in the Nutcracker | 2001 | Actress | Peppermint Girl (voice, as Britt Mckillip) |
| Night Visions | 2001 | Actress | Kyra Martindelli (segment "Neighborhood Watch") |
| Special Delivery | 2000 | Actress | Blair (as Britt Mckillip) |
| Ratz | 2000 | Actress | Young Jennifer |
| Mission to Mars | 2000 | Actress | Child at Party (as Britt McKillop) |
| The Outer Limits | 1998–1999 | Actress | Sara Kohler |
| You, Me and the Kids | 1998 | Actress | Lost girl at supermarket |
| Honey, I Shrunk the Kids: The TV Show | 1998 | Actress | Little Mrs. McGann |
| Don't Look Down | 1998 | Actress | Young Rachel |
| In the Doghouse | 1998 | Actress | Sophie Wagner |
| The Hunted | 1998 | Actress | Little girl's sister (uncredited) |
| The Magic School Bus | 1995 | Actress | Caller (voice) |
| Super Monsters | 2019 | Soundtrack | performer: "Together Again - Folk Version" |
| My Little Pony: Friendship Is Magic | 2012–2014 | Soundtrack | performer: "You'll Play Your Part" |
| Bratz: Desert Jewelz | 2012 | Soundtrack | performer: "Steal Your Breath Away", "Think About It", "It's Time to Celebrate", "It's Time To Celebrate" |
| My Little Pony: A Very Pony Place | 2006 | Soundtrack | performer: "Positively Pink" |
| My Little Pony: The Princess Promenade | 2006 | Soundtrack | performer: "Breezie Blossom" Part 1, "Join the Promenade" ("Breezie Blossom" Part 2) |
| Trollz | 2005 | Soundtrack | performer: "Got The Moves, We Got The Style" (uncredited) |
| Capricorn Friends TV Series | 2012 | Self | Self |
| Christmas in Lake Louise TV Special | 2010 | Self | Self |
| Back from the Dead: Resurrecting 'Dead Like Me' | 2009 | Self | Self |
| Dead Like Me | 2003 | Archive Footage | Reggie Lass (archive footage) |