"Siege Week" is a week-long special of the British soap opera Coronation Street, which was broadcast from 31 May 2010 to 9 June 2010 on ITV. The special edition was the first time in the history of the programme being on air that it was filmed in high definition. The six 30-minute episodes were directed by Ian Bevitt and David Kester, and were the most expensive Coronation Street had ever produced, costing £1million. The episodes, ranging from the 7352nd to the 7356th in the series, were written by Martin Allen, Mark Wadlow, Stephen Russell, Chris Fewtrell and Joe Turner, and produced by Kim Crowther for ITV Studios. It was filmed at the Granada Studios complex in Manchester.