Anton forces Karl to make an impossible and chilling choice.

Karl visits Francois’ father to deliver some news.

Karl and Elise find themselves trapped in an unsettling situation.

Francois’ father pleads with Karl over his son.

When Karl receives a call from Lana, he attempts to get her to cooperate with the investigation.

Anton’s website is brought to the attention of Karl, Elise and team, which leads to another discovery.

Tensions and suspicion rise at home between Anton and his sister Kiki.

Elise and Karl locate an unsettling tunnel while tracing coordinates from the criminal.

Elise, Karl and his daughter, Mya, take a drive.

BB, Karl and Elise discover a clue while examining a video from the criminal.

The emotionally charged finale of the critically acclaimed bilingual crime thriller, The Tunnel, reunites Stephen Dillane in his International Emmy award-winning role as Karl Roebuck with Clémence Poésy as Elise Wassermann, for the last outing of this beloved and unlikely Anglo-French partnership.

Karl visits Elise in hopes that she’ll help with his investigation of missing refugees.

A boat carrying child refugees is torched in the Channel, leaving no sign of its passengers. Elise, Karl and the team investigate a lead on the missing children.