Doctor Who: The Sound of Drums

"The Sound of Drums" is the twelfth regular episode of series three of the 2005 Doctor Who revival series and the thirty-eighth episode of the series overall, not counting specials. It is the 757th episode of the entire franchise. The episode was directed by Colin Teague with a script written by Russell T. Davies. It first aired in the United Kingdom on BBC One on June 23rd, 2007. It first aired in the United States on BBC America on September 28th, 2007.