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| Thicker Than Water | |
|---|---|
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| Big Finish Productions audio drama | |
| Series | Doctor Who |
| Release no. | 73 |
| Featuring | Sixth Doctor Mel Bush Evelyn Smythe |
| Written by | Paul Sutton |
| Directed by | Edward Salt |
| Produced by | Gary Russell Jason Haigh-Ellery |
| Executive producer(s) | none listed |
| Production code | 7CU |
| Length | 1 hr 37 mins |
| Release date | September 2005 |
| Preceded by | Evelyn: after Industrial Evolution Mel: Catch-1782 |
| Followed by | The Wishing Beast & The Vanity Box |
Thicker Than Water is a Big Finish Productions audio drama based on the long-running British science fiction television series Doctor Who. It is a sequel to the earlier audio play Arrangements for War.