William Green Petre Phillips Petre / Kai Sam Jesse Natalie / Thomas Cavanagh Cavanagh Guernieri Johnstone / Brandon Aidan Harry Natasha / Aidan Harry Natasha Stacey / Samuel Blake Sian Summer Kai Sam Jesse / Millard Pemberton Zwart / Olivia Rachael Jakob Harison Naomi / Harry Natasha Stacey Harry / Matthew Maddison Finley Olivia Rachael / Wyatt Zwart / /