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.
as Molly Cooper
as Lennox Collins
as Issy Quennell
as Professor Stephens
as Freddie Wilkins
as DS Brady
as Danny Hastings
as Mrs. Clayton
as Charlie Maxton
as miss Jenkins
as Gilda
as Dixie
as Ronald Terry