Rose (Doctor Who episode) costume of a battered leather jacket was in Davies' original pitch, but the clothing also went with Eccleston's desire not to have clothes dominating his time on the show. The Ninth Doctor's clothes do not dominate him, but rather create a simple silhouette and an "action man" vibe. Billie Piper's casting as Rose Tyler was announced in May 2004. According to executive producer Julie Gardner, former pop star Piper "fits the bill perfectly" as a "unique, dynamic partner for Christopher Eccleston". Davies described Rose as "the ordinary person who stumbles into something extraordinary and finds herself their equal." Camille Coduri
The Doctor (Doctor Who) been explained. An essay in the "About Time" episode guides by Lawrence Miles and Tat Wood suggests that Time Lords are somehow exempt from the effect by their very nature. Rose Tyler is seen holding an infant version of herself in "Father's Day", with no visible energy discharge, but the contact does allow the Reapers to enter the church in which the Doctor and several others are taking refuge. While doing a live commentary on the episode at the 2006 Bristol Comic Expo, episode author Paul Cornell said that this is supposed to be due to the Blinovitch Limitation Effect,