Episode details
Available for 33 days
The town fair's star attraction is a beautiful mermaid, but the detective realises something fishy is going on. Stars Brian Cox.
Programme WebsiteUse BBC.com or the new BBC App to listen to BBC podcasts, Radio 4 and the World Service outside the UK.
Available for 33 days
The town fair's star attraction is a beautiful mermaid, but the detective realises something fishy is going on. Stars Brian Cox.
Programme Website