Codename: Kids Next Door/The Little Mermaid

Cast

 * Numbuh 5 as Ariel
 * Numbuh 2 as Prince Eric
 * Numbuh 4 as Flounder
 * Numbuh 1 as Sebastian
 * Numbuh 60 as King Triton
 * Henrietta Von Marzipan, Numbuh 362, Numbuh 3, Numbuh 10, Lizzie Devine and Numbuh 86 as Ariel's Sisters
 * The Kid as Grimsby
 * Grandma Stuffum as Ursula
 * Mr. Wink and Mr. Fibb as Flotsam and Jetsam