by Arnold Yarrow
[Starring] Frank Windsor as Det-Chief Supt Watt, Norman Bowler as Det-Chief Insp Hawkins, David Lloyd Meredith as Det-Sgt Evans, Warren Clarke as Det-Sgt Stirling, Grahame Mallard as PC Nesbitt
with Walter Gotell as Chief Con Cullen
Why is Hawkins preparing his latest operation behind locked doors? And why is he so interested in a small-time thief?