Season 1

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  7.4/10478 votes

  Episode 1

  Season 1 Episode 1 - Aired 9/2/2019

  Sian O'Callaghan goes missing after a Friday night out in Swindon Old Town. As the family desperately waits for news, the police search for any clues to where she could be.

  Director: Unknown

  Writer: Unknown

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  7.6/10417 votes

  Episode 2

  Season 1 Episode 2 - Aired 9/9/2019

  The hunt for Sian O'Callaghan continues as Det Supt Steve Fulcher and his team see suspects come and go with no leads to follow.

  Director: Unknown

  Writer: Unknown

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  8.1/10409 votes

  Episode 3

  Season 1 Episode 3 - Aired 9/16/2019

  Detective Superintendent Steve Fulcher takes chief suspect Christopher Halliwell to a remote location to question him about Sian O'Callaghan's disappearance.

  Director: Unknown

  Writer: Unknown

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  7.8/10372 votes

  Episode 4

  Season 1 Episode 4 - Aired 9/23/2019

  The families of Sian and Becky discover that, despite the confession of Christopher Halliwell, getting justice for their loved ones will not be straightforward.

  Director: Unknown

  Writer: Unknown

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  7.9/10355 votes

  Episode 5

  Season 1 Episode 5 - Aired 9/30/2019

  Detective Superintendent Steve Fulcher is lionized in the media for leading an investigation that recovered not one, but two bodies murdered by serial killer Christopher Halliwell. But behind the scenes he is facing a disciplinary hearing.

  Director: Unknown

  Writer: Unknown

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  7.9/10364 votes

  Episode 6

  Season 1 Episode 6 - Aired 10/7/2019

  Karen takes her fight for justice all the way to Downing Street, but it proves fruitless. Fulcher's scandalous actions cost him. Last in the series.

  Director: Unknown

  Writer: Unknown