Guest Stars Curtis Lum as Calvin David Cubitt as Ted Pownall Sarah Jane Redmond as Elaine Pownall Chad Rook as Chris Mueller Michael Rogers as Commander David Kyle Caroline Cave as Beth Marzdan Luc Roderique as Ian Sutton Garcelle Beauvais as Susan Bishop Daniel Cudmore as Bryan Ary Katz as Mate Co Starring Georgia Waters as Eliza Katie Keough as Hunter (Mermaid) Kaaren de Zilva as Leena (Hybrid Doc) Kiomi Pyke as Meredith Jamall Johnson as Guard Khaira Ledeyo as Dr. Park Todd Thomson as Doctor Logan James Yi as Warren Lim (KFGT Producer) Elizaveta Neretin as Another Female Emily Delaney as Military Nurse Lyza Ulrych as Maid