Movie
Barbie and the Diamond Castle
Join best friends in a musical fairy tale.
Liana and Alexa are best friends who share everything, including their love of singing. Upon meeting a girl inside a mirror, the duo embark on a journey that will put their friendship to the ultimate test.
Streaming, rental and purchase options
Where to watch in United States
Checked Sep 2, 2026
You can also rent or buy it from Apple TV, Fandango at Home, and Google Play. Use the direct links below to open the provider.
Synopsis
Liana and Alexa are best friends who share everything, including their love of singing. Upon meeting a girl inside a mirror, the duo embark on a journey that will put their friendship to the ultimate test.
More about Barbie and the Diamond Castle
Cast
Kelly SheridanBarbie Roberts / Liana (voice)
Melissa LyonsBarbie Roberts / Liana (singing voice)
Maryke HendrikseMelody (voice)
Cassidy LaddenTeresa Rivera / Alexa (voice)
Nicole OliverDori / Maid (voice)
Chantal StrandStacie Roberts (voice)
Kathleen BarrLydia (voice)
Veena SoodSparkles / Lily (voice)Credits
- Directed by
- Gino Nichele
Production details
- Status
- Released
- Original language
- English
Production
MattelUnited States
Rainmaker EntertainmentCanada
Themes
You may also like
More movies like Barbie and the Diamond Castle.
Available nowBarbie: The Princess & the Popstar
Shared themes
Available nowBarbie of Swan Lake
Shared themes
Available nowBarbie and the Secret Door
Shared themes
Available nowBarbie in the Nutcracker
Shared themes
Available nowBarbie: Big City, Big Dreams
Shared themes
Available nowBarbie as the Island Princess
Shared themes