As Melanie meets Mr. Wilford for the first time he is playing David Bowie's Life on Mars, Jennifer Connelly who plays Melanie worked with David Bowie in Labyrinth (1986).
This episode features Melanie discovering that it is snowing outside, something that was impossible during the Big Freeze because it was simply too cold. The fact that it is snowing suggests that the temperatures are starting to drop.
Ten months had elapsed before the filming of the Season 1 finale and the Season 2 opener.