November 2, 2014 (UK) / February 8, 2015 (US). IMDb Key Plot Points:
Below are guides for the most likely series matching that specific numbering: [S5E6] Episode #5.6
The episode reveals the origin of the rivalry between JJA and Karlov, dating back to 1994. November 2, 2014 (UK) / February 8, 2015 (US)
Walter follows a lead from one of his tapes to a "pocket universe" he created years ago. 2014 (UK) / February 8
Original Air Date: April 20, 2020. IMDb Key Plot Points:
Lady Mary decides to end her relationship with Lord Gillingham, but he refuses to accept her decision quietly.