Guest Stars Tom Hughes as Jonty Millingden Liam Bergin as Rupert Rod Arthur as Pete Dobkin Tara Ward voices Avalon Saif Alfalasi as Vigor David Oakes as Ross Bonham Mark Aiken as Mr. Pearce Anthony Hoskyns as Seifert Trevor Laird as Barrington MacKenzie Nicholas Sidi as Richard Arc Doreene Blackstock as Neatha MacKenzie Karen Ascoe as Mrs. Arc Uncredited Simon John Wilson as Student
