Callan faces off against his former mentor, Nobby Clarke, who has transformed into a ruthless mercenary. Clarke sneers at Callan, boasting "You shouldn't have come here, Callan. I was always too good for you. I taught you, remember?"
Aired: Feb 6, 1967A former SS officer is under surveillance, prompting David Callan's return to...
Aired: Jul 8, 1967Callan faces off against his former mentor, Nobby Clarke, who has transformed...
Aired: Jul 15, 1967Callan confronts a familiar adversary, Hunter, while entangled in a complex w...
Aired: Jul 22, 1967Callan is unexpectedly forced to undergo a medical exam, only to discover a s...
Aired: Jul 29, 1967Callan's mission to eliminate a high-ranking noble is compromised when Lonely...
6. You Should Have Got Here Sooner
Aired: Aug 5, 1967A brutal beating follows a robbery, leading Callan into a complex investigati...
7. You Should Have Got Here Sooner
Aired: Aug 12, 1967Next episode, Callan seeks vengeance against Hunter after discovering the tru...
