Callan (1969) Nice People Die at Home (S2E14)

Callan is a British drama espionage television series, which originally aired between 1967 and 1972. It features Edward Woodward as David Callan, an agent of a state secret service dealing with internal security threats to the United Kingdom. Nice People Die at Home (S2E14): Ronald Radd, the first Hunter of the Section, returns. Callan is then sent to nail two minor Russian agents working from a pet shop. It features Edward Woodward, Ronald Radd, Anthony Valentine, and Russell Hunter.