The Big Bang Theory
CBS
Returns: Sept. 19 at 8pm ET/PT
Where We Left Off: Mary Cooper (Laurie Metcalf) and Alfred Hofstadter (Judd Hirsch) were up to something, and Howard (Simon Helberg) got pulled over for reckless driving.
What To Expect: The Big Bang Theory returns for Season 10 with the “The Conjugal Conjecture,” hopefully viewers will learn what Mary and Alfred were up to after the pre-wedding dinner. Guest-starring in the season premiere are Katey Sagal as Penny’s (Kaley Cuoco) mom and Jack McBrayer (30 Rock) as Penny’s troubled brother. Other guest stars include Dean Norris, Christine Baranski and Keith Carradine.