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.
Heir Apparent (S2E6): Callan and Meres are dispatched to collect the section’s new Hunter East Germany, where he has been working undercover.
It features Edward Woodward, Derek Bond, Anthony Valentine, and John Wentworth.