Guest Stars Hugh Ross as Arch Bug Paul Donnelly as Ronnie Sinclair Sarah Collier as Murdina Bug Robin Scott as Germain Fraser Martin Donaghy as Bryan Cranna Jon Tarcy as Isaiah Morton Michael Xavier as Lieutenant Hamilton Knox Luke Roskell as Lee Withers Anita Vettesse as Margaret Chisholm Carole Anders as Ruth Aberfeldy Samuel Collings as Edmund Fanning Josh Whitelaw as Ethan MacKinnon Callum Coates as John Evans Andy Apollo as Mr. Marsden Anja Karmanski as Ute McGillivray James Doherty as Charles Turnbull Paul Cassidy as Leith Farrish Nicola Jo Cully as Nonie Farrish Paul Kennedy as Herman Husband
