|Voiced by||Nakia Burrise|
| Barbie in A Mermaid Tale|
Barbie in A Mermaid Tale 2
|“||Fallon is one of my two BFFs on land. She's sassy, loyal, and a true friend!||”|
— Merliah describes Fallon in her scrapbook.
Fallon Casey is a character in Barbie in A Mermaid Tale and Barbie in A Mermaid Tale 2. She is best friends with Hadley, and the protagonist of the film, Merliah Summers. She is skeptical about the existence of mermaids, like Merliah, but Zuma convinces her otherwise. She is voiced by Nakia Burrise.
Fallon is has dark skin, brunette hair, and brown eyes.
Fallon is honest, loyal and supportive.
- "Yes. It proves you can make up anything and put it in the internet."
- "This cannot be happening!"
|Barbie in A Mermaid Tale|
Quotes: "What makes you different just might be your greatest strength." | "It feels good to be a part of something bigger than yourself."
Characters: Alana Honi | Alistair | Ambassador Kattrin | Ambassador Mirabella | Ambassador Renata | Ambassador Selena | Break Summers | Dreamfish | Eris | Fallon Casey | Georgie Majors | Hadley | Kayla | Kylie Morgan | Lipstick Fish | Merliah Summers | Pufferazzi | Queen Calissa | Remo | Rip Summers | Snouts | Stargazers | Syrenka | Syrenka's Pet Fish | The Destinies | Xylie | Zuma
Objects: Merliah's Necklace