Special Guest Stars Julian McMahon as Dr. Rupert Boyce Guest Stars Ashley Zukerman as Jake Greggson Hayley Magnus as Amy Morrel Charlotte Nicdao as Rachel Osaka Russell Kiefel as Sheriff De Bont Harley Durst as Karellen Double Lachlan Roland-Kenn as Tommy Tony Rickards as Jim Paul English as Dignitary #2 Edwina Wren as Dignitary #1 Shane Holloway as Immigration Officer Robert Morgan as Morton Steve Carroll as Doctor