3/6 Tradition weighs upon Arthur as Changretta finds a chink in the Shelby armour.
2/6 As the Shelbys come to terms with shocking events, a bold new enemy makes his move.
1/6 When he receives a mysterious letter, Tommy realises the Shelbys are in danger.
6/6 Tommy prepares to commit the most audacious crime of his career.
5/6 Tommy realises that he is being seriously outmanoeuvred.
4/6 Tommy and Tatiana play a dangerous game to acquire information from one another.
3/6 Responding to the Italians' actions, Tommy is set on a path of deadly vengeance.
2/6 Tommy discovers the extent of the mission given to him.
1/6 It is Thomas Shelby's long-awaited wedding day.
6/6 Tommy is faced with impossible decisions as he plans to strike back at his enemies.