| Casualty | |
|---|---|
| Series 22 | |
| No. of episodes | 48 |
| Release | |
| Original network | BBC One |
| Original release | 8 September 2007 – 9 August 2008 |
| Series chronology | |
The twenty-second series of the British medical drama television series Casualty commenced airing in the United Kingdom on BBC One on 8 September 2007 and finished on 9 August 2008.