Marian Rivera as Dyesebel. The true princess of Sirenea.Dingdong Dantes as Fredo. The human that Dyesebel, Princess Berbola and Betty loves.
Michelle Madrigal as Princess Berbola. The fake princess, the evil daughter of the evil queen. She also loves a human, Fredo.
Mylene Dizon as Queen Dyangga. The evil queen of the sea, mother of Princess Berbola.
Jean Garcia as Lucia. The previous and real queen of Sirenea, mother of Dyesebel.
Lotlot De Leon as Banak. The mermaid who adopted and raised Dyesebel.
Paolo Ballesteros as Bukanding, the son of Banak.
Alfred Vargas as Erebus. One of Sirenea's soldiers and lover of Dyesebel.
Marco Alcaraz as Usaro. Erebus' older brother, also a soldier at Sirenea and the lover of Queen Dyangga.
Bianca King as Betty, Fredo's fiancee.
Teri Onor as Akirang, the evil seahorse.Keep on watching Dyesebel! Weeknights on GMA 7!
