Guest Stars Karin Konoval as Doctor Pelton Steven Ogg as Pike Aaron Glenane as Murray "The Last Australian" Renée Victor as Mama Grandé Timothy V. Murphy as Commander Nolan Grey Vincent Gale as Robert Folger Kerry O'Malley as Lilah Folger Jonathan Lloyd Walker as Big John Happy Anderson as Dr. Henry Klimpt William Stanford Davis as Mr. Riggs Co Starring Miranda Edwards as Lights Kwasi Thomas as Z-Wreck Andrea Ware as Tyson Kurt Ostlund as Strong Boy Brent Stait as Tunnelman Jakes Carter Jane McGregor as Astrid Manoj Sood as Rajiv Sharma Michel Issa Rubio as Santiago Stephen Lobo as Martin Colvin Yee Jee Tso as York Lam Dylan Schmid as Patterson Tom Kirk as Clay Gary Hetherington as Walter "The Papermaker" Flemming Doron Bell as Lieutenant Gardiner Simon Chin as Jackboot Jefferson Paul Belsito as Tunnelman Hedges Cassandra Naud as Fiona Kenneth Tynan as Junior Brakeman Kristie Sita as Third Class Woman