Guest Stars Lauren Cohan as Vivian McArthur Volkoff Ray Wise as Riley François Chau as Guillermo Chan Co Starring John O'Brien as Older Technician Aaron Blake as Centaur Tom Choi as Skinny Guard Woon Young Park as Menacing Guard J. Paul Moore as Henry VIII Michael J. Sielaff as Younger Technician Nicole Hawkyard as Leather Woman James Kwong as Vault Guard