Guest Stars Chris Gauthier as Vincent Tembi Locke as Grace Monroe Kavan Smith as Andy 2.0 Felicia Day as Holly Marten Wil Wheaton as Isaac Parrish Paula Lindberg as Tech #1 Damon Winters as Field Scientist Alex Ferris as Kid on the Street Darren Dolynski as Dr. Boyle Max Boateng as Nurse
