Rodney Trotter and was born from a one line joke in the very first episode, "Big Brother". This became a long-standing joke throughout the entire series. It is revealed in numerous episodes such as "Big Brother", "The Long Legs of the Law", and "A Royal Flush" that Rodney is embarrassed about Del's antics, including lying to girls they want to date. In "Yuppy Love", he lied to a new girlfriend, Cassandra, that he lived in the posh King’s Avenue in order to impress her; however, she later found out where he lived when she phoned Nelson Mandela House. Del often asks Rodney
The End of the World (Doctor Who) production team mocked up a 7" single for use in the episode. Cassandra is a CGI creation voiced by actress Zoë Wanamaker. Writer Russell T Davies revealed that Cassandra was inspired by the appearance of various female celebrities at the Oscars. He said, "It was horrific seeing those beautiful women reduced to sticks. Nicole Kidman struck me in particular." Wanamaker reprised the role of Cassandra in the 2006 series' first episode, "New Earth." Yasmin Bannerman later played Kathy Swanson in the "Torchwood" episode "They Keep Killing Suzie." She has also appeared in several "Doctor Who" and "Blake's 7" audio plays