S4 E1 • That'll Be the Day

Callan is dead. Or so the KGB would have you think.

Première diffusion : 1 mars 1972

S4 E2 • Call Me Sir!

Lonely is used as bait to retrieve Callan from the KGB.

Première diffusion : 8 mars 1972

S4 E3 • First Refusal

Callan has become the new Hunter. And his first job is to retrieve a list of British undercover agents.

Première diffusion : 15 mars 1972

S4 E4 • Rules of the Game

Callan orders Cross to terrorise an innocent Russian family for political reasons.

Première diffusion : 22 mars 1972

S4 E5 • If He Can, So Could I

Callan looses his position as Hunter when he goes after the assassin who killed Cross.

Première diffusion : 29 mars 1972

S4 E6 • None of Your Business

The old Hunter returns and Callan tries to get away.

Première diffusion : 5 avril 1972

S4 E7 • Charlie Says It's Goodbye

Callan tries to quit the Section when a girl he is seeing takes a dislike to his job.

Première diffusion : 12 avril 1972

S4 E8 • I Never Wanted the Job

Lonely becomes the unlucky witness to a mob hit.

Première diffusion : 19 avril 1972

S4 E9 • The Carrier

Callan and Lonely break into a courier's house to find out how he's operating.

Première diffusion : 26 avril 1972

S4 E10 • The Contract

Callan substitutes himself for an assassin in order to prevent an assassination.

Première diffusion : 3 mai 1972

S4 E11 • Call Me Enemy (Richmond File 1)

Callan debriefs a top enemy defector.

Première diffusion : 10 mai 1972

S4 E12 • Do You Recognise the Woman? (Richmond File 2)

Richmond, a top enemy defector, reveals his true purpose.

Première diffusion : 17 mai 1972

S4 E13 • A Man Like Me (Richmond File 3)

Callan tracks down Richmond who is trying to leave Britain.

Première diffusion : 24 avril 1972