Casualty (series 21)

Casualty (series 21)
Country of origin	United Kingdom
No. of episodes	48
Release
Original network	BBC One
Original release	23 September 2006 (2006-09-23) – 4 August 2007 (2007-08-04)
Series chronology
← Previous Series 20 Next → Series 22
List of Casualty episodes

The twenty-first series of the British medical drama television series Casualty commenced airing in the United Kingdom on BBC One on 23 September 2006 and finished on 4 August 2007. This saw an increase in episodes to 48.

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