Adam Mitchell (Doctor Who) old. He quickly forms a mutual attraction with the Doctor's companion Rose Tyler (Billie Piper) and informs her of his desire to see the stars. When a live Dalek manages to break free and slaughter its way through the base, Adam finds himself fleeing along with Rose. At the end of the episode, when van Statten's museum is closed down, Rose asks the Doctor (Christopher Eccleston) to take Adam along with them in the TARDIS. The Doctor is reluctant, but Rose convinces him to let Adam follow them into the TARDIS. In the following episode, "The Long Game", the Doctor,
Doomsday (Doctor Who) the alternate universe Pete Tyler, who tells him that after he left the Cybermen were sealed in their factories while humanity decided what to do with them. In the meantime, the Cybermen vanished and the breach began causing unprecedented global warming on the parallel Earth, which the Doctor theorises is the start of the process that will lead to both planets falling into the Void. Pete demands the Doctor seal the breach before his Earth is destroyed. Meanwhile, Rose deduces that she and Mickey were kept alive because their touch can activate the Genesis Ark. Dalek Sec explains that they