The trailer, which was previously aired in many cinema’s across the UK, for Doctor Who Series 4 was last night shown on BBC 1 at 7.00pm. In this trailer we saw clips of The Doctor, Donna Noble, Martha Jones, Rose Tyler, The Ood, Sontarens and much much more. This trailer has now appeared on the Official Doctor Who Site which can be seen by Clicking Here. This trailer has also been uploaded to the BBC You Tube Channel and can be seen below. Aswell as this trailer, the BBC Doctor Who Site has now updated with 3 new teaser trailers for the Ood, The Sontarens and The Daleks. These trailers can be seen by Clicking Here or by watching the videos below.