An emergency news broadcast is shown. A female news reporter informs the viewer that the country is in a State of Emergency. The Cyberman invasion is shown, with cars exploding, people running and screaming and other scenes of destruction and terror. We return to the newsroom, and the reporter behind the desk informs us that they have lost contact with the government, and if anyone is still watching to run as fast as they can. The graphic behind her changes to the footage from earlier, and the transmission is met with interference. The studio begins exploding around her. The reporter addresses her own parents to flee from the Cybermen. Finally, she cowers under her desk as a Dalek enter the room, proclaiming "We are the Masters of Earth." "Daleks conquer and destroy!" and "Exterminate!"
WriterGareth Roberts had several ideas for the Tardisode accompanying Doomsday before the final version. Initially, it was to involve Jackie Tyler discussing her daughter. Roberts' first idea for the Tardisode culminated with the Tenth Doctor laying flowers at what are revealed to be Rose's and Jackie's graves. Later, he conceived the notion of having the Tardisode take the form of a dating service advertisement, with the man watching it ultimately attacked by a Cyberman.
Because of the ubiquity of this race, no attempt will be made here to list every appearance in every medium. Instead, we focus on televised appearances here, and invite you to explore a complete list of appearances elsewhere.