Cast list
Ariel...Rachel Berry
Prince Eric...Noah Puckerman
Sebastian...Blaine Anderson
Flounder...Santana Lopez
King Triton...Finn Hudson
Ursula...Sue Sylvestor
Flotsam...Kurt Hummel
Jetsam...Sam Evans
Attina...Quinn Fabray
Aquata...Mercedes Jones
Arista...Brittany S. Pierce
Alana...Tina Cohen-Chang
Adella...Sugar Motta
Andrina...Marley Rose
Carlotta...Emma Pillsbury
Chef Louis...Will Schuester
Scuttle...Sam Evans
Grimsby...Artie Abrams
Ensemble...Cheerios