A common theme, linking three murders over a 60 year period, is discovered when the case of the murder of an ex-soldier is reopened. Can the team prevent a fourth killing?
An ex-army officer who served in Northern Ireland's Troubles points Boyd's suspicions towards the security services, making the case more complicated than ever.
A man is admitted to hospital 15 years after he and his twin went missing from their home. Before he can be interviewed, a murder takes place and he goes missing once more.
Mel is suspended from the case pending an inquiry, while Grace and Boyd have more questions for Roper, but the doctor is in no position to answer them.
Sam Jacobs is released from prison to start a new life. When a man is murdered in his hostel, he becomes a suspect - but he may have been the intended victim.
Start a BritBox subscription to watch the next episode and enjoy unlimited access to our great collection of British TV!
This content is not currently available on this device.
Please try again later.Close.
2011.
Close.
2005.
Close.
2001.
Close.
400.
Close.
Something has gone wrong. We hope to resolve the issue very soon. 404.
Close.
Something has gone wrong. Please, try again. 403.
Close.
We’re experiencing technical difficulties, please try again later. 500.
Close.
Something has gone wrong. Please, try again. 2003.
Close.
Something has gone wrong. Please, try again. 2015.
Close.
Something has gone wrong. Please, try again. 2009.
Close.
Something has gone wrong. Please, try again. 2007.
Close.
Something has gone wrong. Please, try again. 2008.
Close.
Something has gone wrong. Please, try again. 2006.
Close.
Something has gone wrong. Please, try again. 2002.
Close.
This browser is not supported for playback of this content, please update to the latest browser version and try again. Please refer to your browser's Help to find out more. 2013.
Close.
Only Safari is supported for playback of this content. Please, switch to this browser. 2013.
Close.
You don't have permission to watch this content.
This can be because you're in a country where BritBox is not available, or because you're using a VPN.
If you believe you're seeing this message in error, please visit britbox.me/location to learn more.
Close.