- Production company
- Series 1 recorded on 19th July, 26th July, 2nd August, 9th August, 16th August, 23rd August 2009.
Series 2 recorded on 3rd October, 10th October, 17th October, 24th October, 31st October and 7th November.
Series 3 recorded 9, 16, 23, 30 September, 7, 14 October 2012. All at BBC Television Centre.
Final specials recorded 23rd and 30th November 2014 at The London Studios.
- First broadcast
- Monday 9th November 2009 on BBC Two at 8:30pm
- Last new broadcast
- Thursday 1st January 2015 on BBC One at 8pm
- Last repeat
- Friday 12th Aug 2016 at 5pm on Gold