Guest Stars Michael Cera voices Sal Viscuso Nick Offerman as Lt. Chance Briggs David Wain as Himself Seth Morris as Dr. Nate Schachter Jamie Denbo as Nurse Robin Kulap Vilaysack as Nurse Sandy Jason Sudeikis as Dr. Robert 'Bobby' Fiscus Brian Huskey as Hobo Clown Joe Lo Truglio voices The Voice of Antonio Zavala Brooke Dillman as Blake's Mom Cutter Garcia as Dr. Antonio Zavala