Sex In The City

In an interview that K9 Mark II conducted on himself, he replied the question he asked himself about what he had been doing these past few years, K9 mentioned that he had guest starred in Sex In The City, West Wing, Buffy, 24, South East Regional News, Terminator 3, and Dogs of War. (PROSE: K9)

Behind the scenes
In the real world, Sex In The City is actually called Sex and the City.

Chris Noth played in the series.

After Freema Agyeman was cast in, a spin-off of Sex and the City, which featured a character called , Torchwood script editor Gary Russell mentioned in a tweet that the alias used by Agyeman's character, Martha Jones, in the television story Reset, was a deliberate reference to the Eighth Doctor companion.