9. The Forgotten Enemy (1967)
It's four legs and not two that cause considerable trouble for the partners at Arden House.
Release date: 1967-02-26
Season number: 5
Episode number: 9
Runtime: 50 minutes
Director: Ian MacNaughton
Writer: Mervyn Haisman
Rest of the cast - click here to expand
Bill Simpson - Dr Alan Finlay