<P> On 16 February 2015, Canal+ and Sky Atlantic announced that a second series would begin production in March, set to air in early 2016, entitled The Tunnel: Sabotage, and consisting of eight episodes . Series 2 would focus on the crash of an airliner into the English Channel, with Dillane and Poésy returning; it premiered on Canal+ on 7 March 2016 . The debut on Sky Atlantic was originally set for 5 April 2016 but was put off until a week later in deference to the Brussels terrorist attacks on 22 March 2016 . It premiered in the UK on 12 April 2016 and was made available via Sky's On Demand service . </P> <P> The renewal for a third and final series was announced on 20 January 2017 entitled The Tunnel: Vengeance and consisting of six episodes . It began filming in March 2017 and premiered on Sky Atlantic on 14 December 2017, with all episodes released on the same day . Canal+ did not announce a corresponding date for France at the time of the UK release . Season 3 premiered on Canal+ on 4 June 2018 . </P> <P> In the United States, the first season aired on many PBS stations from June through August 2016 . The second season was broadcast from June through August 2017 . The third season aired July through August 2018 . </P> <Ul> <Li> Stephen Dillane as Det . Chief Inspector Karl Roebuck </Li> <Li> Clémence Poésy as Captain (later Commander) Elise Wassermann </Li> <Li> Angel Coulby as Laura Roebuck (Series 1--2) </Li> <Li> Thibault de Montalembert as Commander Olivier Pujol </Li> <Li> Cédric Vieira as Lieutenant Phillipe Viot </Li> <Li> Thibaut Evrard as Gaël (Series 1--2) </Li> <Li> Fanny Leurent as Officer Julie (Series 1--2) </Li> <Li> William Ash as Det . Constable Boleslaw' BB' Borowski (Series 2--3) </Li> <Li> Juliette Navis as Lieutenant Louise Renard (Series 2--3) </Li> <Li> Laura De Boer as Eryka Klein (Series 2) </Li> <Li> Marie Dompnier as Madeleine Fournier (Series 2) </Li> <Li> Emilia Fox as Vanessa Hamilton (Series 2) </Li> <Li> Johan Heldenbergh as Robert Fournier (Series 2) </Li> <Li> Hannah John - Kamen as Rosa Persaud (Series 2) </Li> <Li> Stanley Townsend as Chief Superintendent Mike Bowden (Series 2) </Li> <Li> Christine Bottomley as Helena Carver (Series 3) </Li> <Li> William Gaminara as Wesley Pollinger (Series 3) </Li> <Li> Valentin Merlet as Commander Astor Chaput (Series 3) </Li> <Li> Felicity Montagu as Chief Superintendent Winnie Miles (Series 3) </Li> <Li> Angeliki Papoulia as Lana Khasanović (Series 3) </Li> <Li> Sharon Rooney as Kiki Stokes (Series 3) </Li> <Li> Brian Vernel as Anton Stokes (Series 3) </Li> </Ul>

When does the new season of the tunnel start
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