Main content
Poison Pen
Episode 1 of 6
Basking in the glow of publicity from their last successful job, the Wainthropp Detective Agency has more work than it can handle. While Hetty tries to help a stricken village, can Robert and Geoffrey conduct their own case?
On TV
Sat 14 Feb 2026
20:45
More episodes
Previous
You are at the first episode
Next
Credits
| Role | Contributor |
|---|---|
| Actor | Patricia Routledge |
| Actor | Derek Benfield |
| Actor | Dominic Monaghan |
| Actor | John Graham Davies |
| Actor | Sue Johnston |
| Actor | Ronnie Stevens |
| Producer | Carol Parks |
