Send in the Clones (CON episode)

 was the episode of Doctor Who Confidential broadcast in conjunction with The Sontaran Stratagem.

The title is a reference to the 1973 Stephen Sondheim song "".

Aspects of production covered

 * The high-pressure car cannon used for firing the car into the water for the opening of the story.
 * Freema Agyeman discusses returning as Martha Jones.
 * Ruari Mears discusses the experience of being the human clone in the clone vat, and what it's like being submerged whilst in prosthetics.

Additional topics covered

 * A Next time on Doctor Who Confidential... trailer for the following episode.

People interviewed

 * Russell T Davies, Head Writer, Doctor Who
 * David Tennant, The Doctor
 * Susie Liggat, Producer, Episode 4
 * Danny Hargreaves, Special Effects Supervisor
 * Douglas Mackinnon, Director, Episode 4
 * Alex Hannam, Specialised Safety Diver
 * Freema Agyeman, Martha Jones
 * Helen Raynor, Writer, Episode 4
 * Catherine Tate, Donna Noble
 * Sarah Davies, 3rd Assistant Director
 * Ruari Mears, Movement Artist
 * Wesley Theobald, Private Gray
 * Clive Standen, Private Harris
 * Bernard Cribbins, Wilfred Mott

Music list

 * "Living for the Weekend" by Hard-Fi, Album: Stars of CCTV
 * "Take Control" by Amerie, Album: Because I Love It
 * "Bring It On" by Nick Cave & the Bad Seeds, Album: Nocturama
 * "Comeback Girl" by Republic of Loose, Album: Aaagh!
 * "Danger! High Voltage" by Electric Six, Album: Fire
 * "War" by Edwin Starr, Album: Steal This Movie!
 * "Lookout for Hope" by Bill Frisell, Album: Gone, Just Like a Train
 * "Heroes (Kruder Long Loose Bossa Edit)" by Roni Size & Reprazent, Album: New Forms
 * "If I Were You" by K D Lang, Album: All You Can Eat
 * "Going Out of My Head" by Fatboy Slim, Album: Greatest Hits
 * "Hedonist" by Howie, Album: Loaded Rock DWCD 0356

This song was in the music list on the Doctor Who website, but does not feature in the episode:
 * "Wesley Don't Surf" by The Chemical Brothers & Red Snapper, Album: Live at the Social Volume 1

Elements retained in Cut Down

 * The high-pressure car cannon used for firing the car into the water for the opening of the story.
 * Ruari Mears discusses the experience of being the human clone in the clone vat, and what it's like being submerged whilst in prosthetics.

Home video releases
The "Cut Down" version of this episode was included on the Doctor Who: The Complete Fourth Series DVD box set released on 17 November 2008.