David Callan is the top agent/assassin for the Security Service (British counterintelligence), but he is an embittered man who performs his duties "for Queen and country" under duress. This bleak, "Spy who Came in from the Cold"-style espionage drama concentrates on the seamy underside of covert operations: assassinations, blackmail and dirty dealing.
Callan花絮
Callan有4季。
Callan有44集。
Callan中的关键角色有David Callan（Edward Woodward）, Lonely（Russell Hunter）, Mears（Anthony Valentine）。
Callan由Peter Duguid, Bill Bain, Robert Tronson, Piers Haggard, Peter Sasdy执导。
Callan由Reginald Collin制作。
David Callan is the top agent/assassin for the Security Service (British counterintelligence), but he is an embittered man who performs his duties "for Queen and country" under duress. This bleak, "Spy who Came in from the Cold"-style espionage drama concentrates on the seamy underside of covert operations: assassinations, blackmail and dirty dealing.
Callan是一部剧情, 犯罪, 悬疑节目。
Callan的观众评分为8.3（满分10分）。
Callan每集时长为50分钟。
不，该节目在4季后被取消了。