Tommy Shelby, a powerful gangster, marries his love, Grace. Their wedding is disrupted by dangerous Russian dealings, forcing Tommy to eliminate a Soviet infiltrator. This plunges the family into international intrigue. The core conflict escalates when a feud with the Changretta family begins, and tragically, Grace is shot and killed during an assassination attempt meant for Tommy.

Tommy, now deeply grieving and targeted, is brutally beaten and left for dead. He discovers his family is being set up for sacrifice. In a desperate bid for revenge and to save his kidnapped son, Tommy orchestrates a complex plan involving a heist and confronting the abusive Father Hughes. The season ends with the Shelby family being arrested after a violent confrontation and a daring jewel heist.

Season 3 of Peaky Blinders covers episodes 1-6. Here's everything that happened:

Season 3, Episode 1: Episode 1 - Tommy Shelby marries Grace, but their wedding is quickly overshadowed by dangerous Russian business. A contact, Anton Kaledin, arrives for a deal. Tommy realizes Kaledin is a Soviet infiltrator and orders Arthur to kill him. Arthur reluctantly murders Kaledin, pulling the family deeper into lethal international intrigue.

Season 3, Episode 2: Episode 2 - Tommy delves deeper into dealings with the Russians and the Economic League, securing WWI tanks. Meanwhile, John's violent attack on Angel Changretta ignites a dangerous feud with the Italian family. At a charity dinner, Tommy gifts Grace a sapphire, unaware of its cursed history or the impending danger. The evening culminates in tragedy when a gunman attempts to assassinate Tommy, but Grace is tragically shot instead.

Season 3, Episode 3: Episode 3 - A grieving Tommy, reeling from Grace's death, orders Arthur and John to capture Vicente Changretta and kill his wife. Defying Tommy's direct orders, they spare Mrs. Changretta. Arthur shoots Vicente Changretta in the head, preventing Tommy from carrying out prolonged torture. Meanwhile, Linda reveals her pregnancy to Arthur, adding a new dimension to his life. Tommy continues his dangerous dealings with the Russians, seeking a traitor within the Economic League.

Season 3, Episode 4: Episode 4 - Tommy plans a Russian robbery, but Polly's confession inadvertently alerts Father Hughes. Tommy's assassination attempt on Hughes fails, leading to him being brutally beaten and left for dead. Later, Tommy collapses, revealing a fractured skull and internal bleeding, realizing his family is now targeted for sacrifice.

Season 3, Episode 5: Episode 5 - Three months after his injury, Tommy orchestrates a complex plan involving the Russians and Father Hughes. Michael reveals he was abused by Father Hughes and seeks revenge, leading to a fierce confrontation with Polly. Alfie Solomons appraises the Russians' jewels during a debauched party, while Tommy enlists WWI tunnellers. The episode concludes with Polly threatening to dismantle the Shelby organization if Michael kills Father Hughes.

Season 3, Episode 6: Episode 6 - Tommy races against time after his son, Charlie, is kidnapped by Father Hughes. While Tommy completes a daring heist of Russian jewels, Michael confronts and kills Father Hughes in a brutal act of vengeance. Arthur and John blow up a train as ordered, unaware Charlie is safe. The episode concludes with Tommy revealing a deal, but the Shelby family is arrested for their crimes.