Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
13 Episodes 1972 - 1973
Episode 1
Hired to enquire into the activities of bankrupt shirt manufacture Hayden-Peters, Marker uncovers a web of deceit and treachery.

Episode 2
Marker is hired by Brian Summers to find his daughter Janice who left home after a blazing row with him. She was last seen in a porn movie she had made five years earlier and Marker is using contacts in the blue movie industry to try and locate her. However her mother Mona Summers has proof by way of a letter (which her husband knows nothing about) that she is married and is living in Australia, but Marker discovers her current whereabouts and it's not Australia but a lot closer to home.

Episode 3
A routine credit inquiry leads Marker to uncover some strange discoveries concerning an eminent doctor's wife.
Episode 4
51 mins
It's hardly the stuff of detective novels when Marker is hired to babysit Mrs Podmore's pet cat, Bertie. But things have a way of turning awkward.

Episode 5
49 mins
When an oddly-dressed man visits his visits his office and explains that Marker is the only man capable of helping him, the enquiry agent begins to see problems ahead.
Episode 6
51 mins
When a husband hires Marker to investigate his wife - but he, too, 'carries on' with another women - Marker finds the season of goodwill a little hard to bear.

Episode 7
Marker's job: to prove a woman guilty or innocent of putting pressure on her deceased employer to leave her his entire wealth.
Episode 8
Vyvyan Reveldale has everything going for him. So what reason could he have for throwing everything up and disappearing? His father asks Marker to find out.
Episode 9
Clement Lawrence is justifiably proud of The Windsor Royal - a new breed of rose - so when his rose bushes disappear he hires Marker to investigate.
Episode 10
51 mins
Surprised but happy to receive a visit from his former landlady, Mrs Mortimer, Marker's pleasure soon evaporates when she tells him her problem.
Episode 11
50 mins
Suspecting that there's another woman in her husband's life, Madge Reading seeks Marker's help. His enquiries bring surprising results cries 'Foul'.

Episode 12
53 mins
An unconventional vicar. A breath of scandal and a pillar of the community. All three combine to bring Marker trouble of one kind or another.
Episode 13
50 mins
When Marker spends the night at a dingy hotel, the strange activities of a young female guest come to his attention.
