The Tunnel is set against the backdrop of Europe in crisis. When a prominent French politician is found dead on the border between the UK and France, detectives Karl Roebuck (Stephen Dillane, Game of Thrones) and Elise Wassermann (Clémence Poésy, Harry Potter and the Deathly Hallows Part II) are sent to investigate on behalf of their respective countries. The case takes a surreal turn when a shocking discovery is made at the crime scene, forcing the French and British police into an uneasy partnership. As the serial killer uses ever more elaborate and ingenious methods to highlight the moral bankruptcy of modern society, Karl and Elise are drawn deeper into his increasingly personal agenda.
Inside the Channel Tunnel, on the borderline between Britain and France, the body of a woman is discovered. As the corpse is lifted it becomes clear that this is no ordinary murder. A thrilling and complex cross-Channel investigation ensues.
In the second installment of this compelling drama, the killer claims to highlight the ills of contemporary European society as his second 'truth' unfolds. Stephen Beaumont crosses the paths of Karl and Elise once more. Are they any closer to an answer?
The serial killer steps up his cross-Channel campaign targeting a further elderly victim in his 'moral' crusade. The race is on for police in Britain and France to identify and capture the murderer before more lives are brutally lost.
In the fourth episode of this thrilling drama, detectives battle to locate the elderly soldier before he freezes to death. In the meantime, is naïve teenager Sophie safe lodging with seemingly harmless Benji?
The "Truth Terrorist's" third truth begins as Benji carries out his Samurai mission. Sophie's life is now at stake and police believe they can use her to stop TT's rampage. Karl gets more than he bargained for while visiting Charlotte.
As youths are burnt alive, police suspect the hand of the Truth Terrorist once more. They finally make a key arrest. Will this be the end of the killings in this brilliantly tense Anglo-French thriller?
Police think they may finally have a lead, as the serial killer's actions escalate in his fifth and final 'truth'. Karl and Laura's relationship takes another turn as Laura steps up her flirtations with another man.
French police capture but then lose the prime suspect. Next, their lead detective goes missing. Things eventually start to fall into place though, but something is troubling Karl …
Penultimate instalment of this crime serial. Things take a very nasty turn for Karl as police get within a hair's breadth of catching the killer. Will they make it in time?
In the final episode, Karl falls apart as the Truth Terrorist's change of direction becomes too much to bear. What will be the cost of catching their man? A hair-raising showdown begins.
