Guest Stars Anna McGahan as Rebecca Kirkhope John Waters as Ian Kirkhope Casey Donovan voices Sat Nav Dane Brady as Young Ian Kerry Armstrong as Summer Claire Kavanagh as Young Summer Kaarin Fairfax as Heidi Peter O'Brien as Chris Rachel Ward voices English Sat Nav Fikrte Bushell as Detective Sergeant Jeffries Robert Coleby as Ascher Ling Cooper Tang as Cinta Sophie Cox as Laurel Thomas McClusky as Young Ascher Kye Marrable as Young Chris Emma Langfield as Young Heidi
