Guest Stars Morgan O'Neill as Lieutenant Darryl Smith Christopher Stollery as Federal Agent Greg Murphy Damien Garvey as Carl Davies Steve Bisley as CMDR Steve Marshall Martin Lynes as Rick Gallagher Alex Makauskas as HMAS Hammersley Sailor Matthew Whittet as Dr. Lee Steve Nation as Sam Murray Jon-Claire Lee as Doctor Soong Jack Heywood as Dutch Captain Laura Pike as Waitress Jeamin Lee as Mrs. Soong Jordan Ling as Mrs. Soong's Son