Guest Stars Brad Wright as Himself (Executive Producer) Robert C. Cooper as Himself (Executive Producer) Lawrence Krauss as Himself (Professor, Case Western Reserve University) Kevin Warwick as Himself (Professor, Reading University) Ian Stewart as Himself (Professor, Warwick University) Robin Murphy as Herself (Professor, University of South Florida) James R. Baker, Jr., M.D. as Himself (Doctor, University of Michigan) John Janovy Jr as Himself (Professor, University of Nebraska) Uncredited Peter DeLuise as Himself (Director)