The BEST episodes of Silent Witness season 21
Every episode of Silent Witness season 21, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Silent Witness season 21!
Forensic pathologists face personal and professional challenges in a moody, tense thriller that moves from the crime scene to the lab.

#1 - Family (2)
Season 21 - Episode 10 - Aired 2/7/2018
With the conclusion of a challenging Christmas, the team are reunited with their families. Nikki learns that her colleagues have bought her a present.

#2 - Family (1)
Season 21 - Episode 9 - Aired 2/5/2018
Nikki, Jack, Thomas and Clarissa are just settling down for their respective festive celebrations when they are interrupted by a call-out to a tragedy at a family home.

#3 - A Special Relationship (1)
Season 21 - Episode 5 - Aired 1/22/2018
A US diplomat is shot dead in central London, forcing the team to work closely with the embassy and the FBI.

#4 - A Special Relationship (2)
Season 21 - Episode 6 - Aired 1/23/2018
When analysing crime scene photos and the positions of the victims' bodies, the team uncover a secret.

#5 - Moment of Surrender (2)
Season 21 - Episode 2 - Aired 1/9/2018
Nikki's suspicions about David Cannon are aroused further when she discovers blood in the boot of his car.

#6 - Moment of Surrender (1)
Season 21 - Episode 1 - Aired 1/8/2018
The team investigate the death of a man found in a reservoir. Nikki and Jack deal with the aftermath of their Mexico trip.

#7 - One Day (2)
Season 21 - Episode 8 - Aired 1/30/2018
The team continue to investigate the truth around the care home deaths. Clarissa's determination to find out the shocking truth puts her life in danger.

#8 - One Day (1)
Season 21 - Episode 7 - Aired 1/29/2018
After a fatal traffic accident, suspicion falls on a care home resident, but is the suspicion justified?

#9 - Duty of Candour (2)
Season 21 - Episode 4 - Aired 1/16/2018
The team wonder if the hack is the only danger as they come under threat. Jack has to decide how to get closure from his experience in Mexico.

#10 - Duty of Candour (1)
Season 21 - Episode 3 - Aired 1/15/2018
A series of tragic events are linked to the hacking of a hospital database and the subsequent blackmailing of patients.