Harry Styles as Ariel: the 15-year-old adventurous and headstrong merman prince of Atlantica.
Zayn Malik as Sebastian: a red Caribbean crab with a Jamaican accent who serves as King Michael's advisor and court composer.
Michael Clifford as King Triton: Harry's strict and overprotective father and the ruler of Atlantica who is prejudiced towards humans.
Asher Angel as Shelbow: a member of the Catfish Club Band.
Katy Perry as Marina Del Rey.
Louis Tomlinson as Flounder: a yellow tropical fish who is Harry's best friend.
Nicole Scherzinger as Attina: the eldest sister who keeps the others in order and is always following her father's words.
Mariah Carey as Adella: the third oldest sister who dreams of falling in love with a boy.
Selena Gomez as Andrina: the second youngest sister who is sarcastic and likes to joke around.
Miley Cyrus as Alana: the second oldest sister who is interested in beauty, fashion and is very cautious with her appearance.
Ariana Grande as Aquata: the middle sister who is tough, but shy and can't dance.
Demi Lovato as Arista: the third youngest sister who is very quirky and often "borrows" other people's things. She joins the band at the end of the movie.
Cole Sprouse as Benjamin: Katy's mild-mannered manatee sidekick.
Crystal Leigh as Queen Athena.
Casey Cott as Ink Spot: a member of the Catfish Club Band.
Tom Holland as Swifty: a member of the Catfish Club Band.
Austin Butler as Cheeks: a member of the Catfish Club Band.
Ashton Irwin as Ray-Ray: a member of the Catfish Club Band.
YOU ARE READING
the Little Mermaid: Harry's Beginning
FanfictionAfter a terrible tragedy in King Michael's once-happy undersea kingdom of Atlantica, the dejected ruler decrees that all music be banned from his realm. Almost a decade later, Prince Harry--the most rebellious of Michael's seven charming daughters a...
