Full Cast — H2O: Just Add Water (2006–2010)

Phoebe Tonkin

Cleo Sertori

Cariba Heine

Rikki Chadwick

Angus McLaren

Lewis McCartney

Burgess Abernethy

Zane Bennett

Claire Holt

Emma Gilbert

Indiana Evans

Isabel "Bella" Hartley

Luke Mitchell

Will Benjamin

Taryn Marler

Sophie Benjamin / Julia

Annabelle Stephenson

Miriam Kent

Craig Horner

Ash

Ariu Lang Sio

Wilfred

Cleo Massey

Kim Sertori

Caroline Kennison

Lisa Gilbert

Trent Sullivan

Elliot Gilbert

Jamie Timony

Nate

Christopher Poree

Byron

Christine Amor

Miss Chatham

Jared Robinsen

Neil Gilbert

Alan David Lee

Don Sertori

Deborah Coulls

Bev Sertori

Lara Cox

Dr. Linda Denman

Alice Hunter

Tiffany

Ashleigh Brewer

Gracie

Paul Bishop

Andrea Moore

Mrs. Geddes

Joss McWilliam

Dr. Harrison Bennett