Audio problem: In the last scene of the episode Sheridan says to Mr. Sebastian "The morning after the last of a string of murders in the East End." His lips however, say West End instead of East End. The script and initial broadcast used the words East End, but after it was pointed out that this was factually incorrect, the line was dubbed over for all subsequent broadcasts and releases. (00:38:50)
Revealing mistake: When he's attacked in Down Below, Dr. Franklin is shoved against a station bulkhead/wall that wobbles when he hits it. (00:15:30)
Captain John Sheridan: If more of our so-called leaders would walk the same streets as the people who voted them in, live in the same buildings, eat the same food instead of hiding behind glass and steel and bodyguards, maybe we'd get better leadership and a little more concern for the future.
Lines of Communication - S4-E11
Trivia: Marcus tells the Mars resistance fighters that he was raised on the planet Arisia. J. Michael Straczynski used that name as an homage to one of his favorite science fiction book series, E.E. "Doc" Smith's Lensmen novels, in which the Arisians were the good guys. (00:16:00)
Question: Was Talia ever mentioned about after the placed personality took over and she left?
Answer: According to Babylon 5 lore, PSI Cop Bester was quoted, "We learned some interesting things about Ms. Winters in the course of her debriefing and dissect-that is, examination.