Adam Strange solves bizarre cases, which had been marked "Open File" by various government departments.

Anthony Quayle as Adam Strange,a retired Home Office criminologist,
Hamlyn Gynt (Kaz Garas),
Evelyn (Anneke Wills)
and Professor Marks (Charles Lloyd Pack).

Original Run:September 21st 1968 – October 12th 1969.
Number of episodes:16