Professor Jason Erickson (guest star Dan Bucatinsky) gets fired by his school's disciplinary board for assaulting a student who he suspects has been the one spray-painting swastikas on his garage door after the prof gave him a poor grade. (The student claims innocence.) Annie 'Rebel' Bello (Katey Sagal) says she needs him for her case against Stonemore Medical, and Lana (Tamala Jones) comes through with some clutch evidence to help the professor. From 'Rebel,' season 1, episode 2, 'Patient X.' Watch 'Rebel' THURSDAY 10|9c on ABC, streaming, on demand, and Hulu.