The Professionals - Private Madness, Public Danger

Seizoen: 1 - Aflevering: 1 / 3 - Eerst uitgezonden: 30 december 1977 - Episode ID: 322698

Charles Nesbitt, an expert on chemical weapons, threatens to contaminate the water sources of London with a lethal hallucogenic drug and in order to back up his claims, plans several small 'demonstrations' in warning to the local authorities - including CI5.