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![](http://image.pbs.org/video-assets/pbs/tunnel/226815/images/mezzanine_260.jpg?resize=410x)
Episode 1
S1 E1 / 46m 14s
/ TV-14
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.