by Elwyn Jones
[Starring] Frank Windsor as Det Chief Supt Watt, John Franklyn Robbins as Det-Supt Adler, David Lloyd Meredith as Det-Sgt Evans, Terence Rigby as PC Snow, Grahame Mallard as PC Nesbitt
with Walter Gotell as Chief Con Cullen

Change creates uncertainty. A shake-up in No 1 Task Force causes PC Snow to think carefully about himself and his future.