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10 Episodes 2017 - 2017
Season 20 of Silent Witness follows a team of forensics as they investigate crimes.
Episode 1
Mon, Jan 2, 2017 50 mins
When a people-smuggler is dead, Nikki must delve into London's illegal immigrant community.
Episode 2
Tue, Jan 3, 2017 50 mins
Nikki, Jack and Thomas face the work of a killer who is going after illegal immigrants; They need to quickly find the killer with the help of Clarissa before it strikes again.
Episode 3
Mon, Jan 9, 2017 50 mins
A body found in the Thames leads Nikki and Jack to a riverside community scarred by grief. Nikki is blamed for leaking police information, while Thomas is called in to play peacemaker.
Episode 4
Tue, Jan 10, 2017 50 mins
Part 2 of 2. Having found a link between the two cases, the team struggles to make sense of it. Nikki visits a disgraced former colleague who may hold the key. Thomas uncovers the bizarre truth about how Tina died.
Episode 5
Mon, Jan 16, 2017 50 mins
Part 1 of 2. A woman's body found floating in the Thames leads Nikki and Jack to a riverside community scarred by grief after the disappearance of a teenage girl three years ago.
Episode 6
Wed, Jan 18, 2017 50 mins
Part 2 of 2. Nikki is under fire for leaking information on a suspect, and Thomas is called in to play peacemaker. Jack and DI Ashton track down the mystery witness. Before the killer strikes again, the team must uncover the true story of Ruth Tresize's disappearance three years earlier.
Episode 7
Mon, Jan 23, 2017 50 mins
Part 1 of 2. When an East End father and son are killed in a road accident, Nikki and Jack find themselves working alongside a police officer with a vendetta. Clarissa summons her husband Max, a digital forensics expert, to help crack the case and he uncovers disturbing video evidence.
Episode 8
Tue, Jan 24, 2017 50 mins
Part 2 of 2. Nikki helps Becky come to terms with her trauma; Jack becomes paranoid that Clarissa will leave the Lyell Centre; and Paul gets in way over his head.
Episode 9
Mon, Jan 30, 2017 50 mins
Nikki travels to Mexico when her friend is killed in a carjacking, but she soon makes a discovery that sets her on a collision course with some dangerous and unpredictable forces. Thomas sends Jack to bring Nikki back, but soon he is knee-deep in the unfolding situation.
Episode 10
Tue, Jan 31, 2017 50 mins
With Nikki locked in a struggle for survival, Jack must use all of his abilities to track her down. When a mysterious person calls to make demands in return for Nikki's release, Jack's moral principles are put to the test. And with life and death in the balance, every decision counts.