H2O: Just Add Water revolves around three teenage girls facing everyday teen problems with an added twist: they cope with the burden of growing a giant fin and transforming into mermaids whenever they come in contact with water.
Phoebe Tonkin
Cleo Sertori
Cariba Heine
Rikki Chadwick
Indiana Evans
Isabel "Bella" Hartley
Luke Mitchell
Will Benjamin
Burgess Abernethy
Zane Bennett
