Unlike its contemporary Z Cars (1962), with many episodes which were wiped up to 1974, every episode survives, all on colour videotape, in the BBC Archives. The sole exception is Welcome to the Club (1972), which only survives on film as a 16mm monochrome telerecording.
Police Constable Henry Snow's (Terence Rigby's) dog Radar died in between seasons in the early seventies; the BBC insisted that Rigby and Frank Windsor (Detective Chief Superintendent John Watt) attended his funeral to drum up publicity.
Stratford Johns began to tire of his character Charlie Barlow, worried he was becoming typecast, and so moved away from the series in 1972.
The vehicles allocated to the Task Forces were Ford Cortinas, continuing the precedent laid down by the parent series Z Cars (1962), whose officers drove Ford Zephyrs.
In 1976, BBC Records released the "Softly Softly March - Theme From The BBC TV Series Softly Softly: Task Force" as a single (RESL35). Performed by "U.K. Brass", it was conducted by Owain Arwel Hughes.