Heroine Overview

Princess Alexa is the deuteragonist in the 2008 animated film, Barbie & the Diamond Castle.

She is played by Teresa and voiced by Cassidy Ladden.


Alexa is a gardener that was lives in the woods with her best friend, Princess Liana. They are mostly share their love of music and sometimes they sing together along with their guitars. One day, a storm ruined their beautiful garden that they sell to make money.

One day, they are meet an old woman, with a sack full of rusty things, when they were going to town to sell the flowers left from the ruined garden. When Liana has shares her lunch with the woman, she is offered a gift from the woman. Liana is hesitant but Alexa tells her she will hurt the woman's feelings if she doesn't. Liana chose a rusty mirror.

Alexa and Liana got back into their house and Liana washed the mirror, and it turned out to be a beautiful mirror with sparkly flowers with gold, swirling stems. While they're both singing while they're clearing up the whole mess, both of them heard that someone is also there with them. It turns out that there was a woman inside the mirror.

Her name is Melody, and the trio embark on their journey to a hidden Diamond Castle, where she study as an apprentice. Along the way, Liana and Alexa found two little puppies on their way to the Diamond Castle. Alexa named hers Lily.


  • Her name was originally Isabel.


           Barbie Logo Heroes

Principal characters

Barbie and the Rockers

My Scene

Barbie in the Nutcracker

Kelly Dream Club

Barbie as Rapunzel

Barbie of Swan Lake

Barbie as The Princess and the Pauper

Barbie: Fairytopia

Barbie and the Magic of Pegasus

The Barbie Diaries

Barbie in the 12 Dancing Princesses

Barbie as The Island Princess

Barbie: Mariposa

Barbie & the Diamond Castle

Princess Alexa

Barbie in A Christmas Carol

Barbie: Thumbelina

Barbie and The Three Musketeers

Barbie in A Mermaid Tale

Barbie: A Fashion Fairytale

Barbie: A Fairy Secret

Barbie: Princess Charm School

Barbie: The Princess and the Popstar

Barbie in the Pink Shoes

Barbie: Mariposa and the Fairy Princess

Barbie and her Sisters in A Pony Tale

Barbie: The Pearl Princess

Barbie and the Secret Door

Barbie in Princess Power

Barbie in Rock 'n Royals

Barbie: Spy Squad

Barbie: Starlight Adventure

Barbie: Video Game Hero

Barbie Dreamtopia

Barbie: Dreamhouse Adventures

Barbie: Life in the Dreamhouse

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