Factual error: When Carter is reading the newspaper there is no date on the front page.
Factual error: Ann enters Julie/Barbara's room and Eton John's "Rocket Man" is playing. Barbara is siting in front of the turntable playing a 33 LP that has the distinctive Atlantic Records Red/White/Green label. Rocket Man was never published on Atlantic records. (00:19:00 - 00:20:00)
Factual error: Cable refers throughout the episode to "The Civil War." This term was not in use until well after the era in which the series is set. It was known at the time as "The War Between the States," or, in the South, "The War of Northern Aggression."
Factual error: When Mr Gore destroys the television set, it is obviously a prop, as when he breaks the screen there is no noise, in reality there would be a loud bang as there is a vacuum behind a TV screen of that era.
Factual error: In Mike's quarters, the poster of the Lunar Lander appears to have the Lander oriented incorrectly.