Shayla McCormack

as Isadora Moon (Voice)

Jessica Brown Findlay

as Cordelia Moon (Voice)

Rasmus Hardiker

as Bartholomew Moon (Voice)

Manasseh Mapira

as Oliver (Voice)

Ethan Rouse

as Corbin (Voice)

Maddie Evans

as Nova (Voice)

Alfie Manders

as JJ (Voice)

Samara Sutariya

as Sashi (Voice)

Penelope Tumbridge

as Zoe (Voice)

Kaiah Coombes

as Mirabelle (Voice)

Isla Grace Smith

as Ava (Voice)

Eve Ridley

as Delphina (Voice)

Mia Turrent

as Adelina (Voice)

Teresa Gallagher