Guest Stars Brett Gelman as Murray Bauman Co Starring Priah Ferguson as Erica Sinclair Joe Davison as Nerdy Tech Kristopher Charles as M.P. Guard #2 Brian Brightman as M.P. Guard #1 Helen Abell as Radar Tech Michael Shenefelt as Rift Soldier #2 Vince Pisani as Doctor #1 Brian LaFontaine as Doctor #2 Mary Kraft as ER Doctor Brandon O'Dell as Neurologist Sheena Kharazmi as Exam Room Nurse Wendell A. Matthews as Lead Rift Soldier