Murder on the Home Front

At the height of the London blitz, Dr Lennox Collins, pioneer of the new forensic science, is enlisted by DI Wilkins after prostitute Mary Williams is strangled and a swastika carved on her tongue.

• Director: Geoffrey Sax
• Cast: Tamzin Merchant, Patrick Kennedy, Emerald Fennell, James Fleet, David Sturzaker, Iain McKee, Ryan Gage, Holly Atkins