Sarah and John hit the road without Cameron and Derek to stay with Charley Dixon, where she reveals to Charley that her cancer may have emerged. Meanwhile, a computer worm infects John Henry.
Quest roles:
Dean Winters(Charley Dixon), Garret Dillahunt(Cromartie / George Laszlo), Mackenzie Brooke Smith(Kid in Future Underground Camp), John De Vito(Young John), Shane Edelman(Matt Murch), Gina Gallego(Dr. Martinez), Luisa Vitor(Receptionist), Massi Furlan(Delivery Man), Dominic Flores(Male Nurse)