The Monster Files: The Cybermats (CON episode)

 (also known as Monster File: The Cybermats) was an exclusive documentary produced by the Doctor Who Confidential team included as a bonus feature on the Closing Time DVD.

BBC DVD synopsis
Exclusive Bonus Feature The Monster Files: The Cybermats The unwelcome return of one of The Doctor's oldest enemies, only this time, a brand new design and more fearsome than ever! Follow the re-invention of The Cybermats from the workshop to the studios.

Main subject

 * History of the Cybermats in Doctor Who
 * Updating the design for the modern era.
 * The different practical versions used in filming — the soft silicone model, the remote-controlled Cybermat, and a wired-up animatronic version whose mouth moved.

Additional topics covered

 * Matt Smith, in one take, accidentally wrecking an animatronic Cybermat with the frying pan. Afterwards, they held it together with gaffer tape.

People interviewed

 * Neill Gorton, Prosthetics Designer
 * Gareth Roberts, Writer
 * Steve Hughes, Director
 * Denise Paul, Producer
 * Tim Rose, Animatronics Operator

Music list

 * Unidentified song

Crew
No crew were credited for this episode.

Home video releases
This episode was exclusive to the Doctor Who: Series 6, Part 2 DVD & Blu-ray box set released on 10 October 2011; and Doctor Who: The Complete Sixth Series DVD & Blu-ray box set released on 21 November 2011.