The Best Episodes Written By Richard Warlow

1860: As an Italian army advances from the north to conquer Sicily, the Prince of Salina contends with his nephew's decision to fight for the enemy.

The walls close in on Reid as a secret from his past threatens to destroy his future in Whitechapel.

The net begins to close around Charles and Marie-Andrée in India, but the final chapter of Herman’s pursuit of Sobhraj stretches long into the future.

Young Frenchman Dominique Renelleau tries to escape Charles Sobhraj’s terrifying lair. As he listens to Nadine and Remi’s testimony, Herman realises the scale of Charles’s crimes.

Charles and Marie-Andrée arrive in Paris and attempt to set up a new life. Meanwhile, Herman makes a dangerous gamble in his investigation which finally brings a breakthrough.

A guilt-ridden Siobhan confides in Jessica. Trudi and Richard go on an uncomfortable date, whilst Katie grows closer to Sam. Jessica discovers feelings for lesbian bride Alex.

Despite Trudi's disapproval, Katie throws herself into an affair with Sam.

Siobhan struggles with her secret, and convinces her boss to promote Dominic to another branch.

Charles embarks on a terrifying trail of destruction in Nepal, while Nadine helps Herman gather the final evidence he needs for the police to act.

Marie-Andrée Leclerc leaves her life behind for the love of Charles Sobhraj but discovers the chilling cost. Herman vows to investigate the murders of the Dutch couple.

Drake's life unravels as he questions whether he sent an innocent man to the gallows.

Thatcher discovers a fresh lead of a double murder committed by Nathaniel, giving Reid cause for hope.

With Reid locked in the cells it seems that all hope is lost, but is there time for one last roll of the dice?

A valuable symbol of the British Empire’s wealth shows up in the form of an uncut diamond. It is a jewel ‘freed’ from the diamond monopoly of De Graal by one Daniel Judge, Captain Jackson’s untrustworthy older brother. Reid and Flight find themselves being drawn to the plight of a local craftsman defrauded of his work and income by a scam that is set to return H Division to the malign influence of Detective Inspector Jedediah Shine.

Ghosts of Whitechapel's past come alive, setting our heroes on a path of destruction.

A destructive gang of youths unleash hell upon the streets, but it's not until daylight breaks that the true horror of their brutal work is revealed. The trail leads the team of H Division into the heartland of one of the city's oldest trades - the London Breweries - where conflicted loyalties reign, and grief and anger create a potent concoction.

When an American journalist is killed in Whitechapel, his story threatens the peace.

When a footballer is brutally murdered, a key suspect is a man close to Drake's heart.

Bangkok, 1975. Dutch diplomat Herman Knippenberg investigates the disappearance of a young couple who were last seen alive at the apartment of gem dealer Charles Sobhraj.

Reid and Long Susan are set on a collision course after a locomotive disaster.

A murder inquiry in a curiosity shop reveals a secret dungeon and signs of a captive girl.

A toymaker is beaten to death, and a possible culprit refuses to deny the charge.

An Irish bomber is sprung from prison and barely a day later a prominent opponent of the Home Rule movement is murdered. Chief Inspector Abberline is convinced that the Irish Republican Brotherhood is active once more and orders Reid to send the Irish DC Flight undercover into Whitechapel's Irish community.

The serial killer - Nathaniel Dove - is hid in the Hackney Marshes, but how long can he stay out of trouble?

Jack the Ripper may be fading into memory, but east London has found no peace. An investigation into the assault of a policeman leads DI Reid and the men of H-Division to the newly-emergent Chinatown, where Jackson discovers evidence of a new and devastatingly powerful opiate. Reid fears a new kind of hell is to be released onto his streets.