a mermaid and King Triton's youngest daughter. She is obsessed with everything about the human world, and dreams of becoming a part of life above the water. Hardheaded, naive, and emotional, but also kind hearted. Vocal range top: Gb5 Vocal range bottom: Ab3

A human monarch who has no interest of taking the crown. A handsome, affable lad with a buoyant, adventurous nature. After Ariel saves his life, he becomes obsessed with finding her and hearing her voice once more. Vocal range top: G4 Vocal range bottom: B2.

A fish and smitten with Ariel, her best friend. Rambunctious but cautious, fearful of the dangers that lurk in and above the water. Vocal range top: G4 Vocal range bottom: A2

A disheveled seagull and expert in human artifacts. Loudmouthed, optimistic, and a bit ignorant, despite his supposed expertise. Vocal range top: G4 Vocal range bottom: C3.

King of the Sea and Ariel's father. Beneath his imposing presence and commanding nature lurks a harried single father who will do anything to protect his daughters. The death of his wife has also given him an irrational fear of humans. Vocal range top: F4 Vocal range bottom: Ab2

a crab and advisor to King Triton. A musical virtuoso who is constantly distraught from keeping after Ariel. Despite his paranoia, he can't bring himself to stand in Ariel's way. Vocal range top: C5 Vocal range bottom: Bb2.

an eel and one of Ursula's lackeys. Oily and spineless, he will say anything you want or need to hear. Vocal range top: C5 Vocal range bottom: E3.

an eel and one of Ursula's lackeys. Oily and spineless, he will say anything you want or need to hear. Vocal range top: A4 Vocal range bottom: B2.

the banished Sea Witch and sister of King Triton. Supposedly spurned at childhood, she will use whatever method necessary to steal the kingdom and claim it as her own. Malevolent, calculating, and deceptive. Vocal range top: C5 Vocal range bottom: Eb3.

the French palace chef, diabolical and violent. A culinary perfectionist with an affinity for blades, seafood in particular. Vocal range top: A4 Vocal range bottom: Bb2.

Crew Members (Pilot, Sailors); Sea Creatures; Mersisters (Aquata, Andrina, Arista, Atina, Adella, Allana); Gulls; Maids; Chefs; Animals; Princesses.

a mermaid and King Triton's youngest daughter. She is obsessed with everything about the human world, and dreams of becoming a part of life above the water. Hardheaded, naive, and emotional, but also kind hearted. Vocal range top: Gb5 Vocal range bottom: Ab3