Guest Stars Morgan O'Neill as Lieutenant Darryl Smith Christopher Stollery as Federal Agent Greg Murphy Sibylla Budd as Dr. Ursula Morrell Pearl Tan as Federal Agent Alicia Turnball Tye Harper as Seaman John Jaffah Steve Bisley as CMDR Steve Marshall Rick Donald as Glen 'Hawkie' Hawkes Matthew Le Nevez as Julian Wiseman Mark Franks as Drug Boss