A Little Drop of Poison
Out of prison the Professor is desperate to get back to his work at the university and with the police. Detectives are struggling to find a pattern to link a series of unexplained deaths across Cambridgeshire and need the Professor’s help with the investigation before more people die.
Previews + Extras
Episode 4 Preview
S3 E4 - 30s
Out of prison the Professor is desperate to get back to his work at the university and with the police. Detectives are struggling to find a pattern to link a series of unexplained deaths across Cambridgeshire and need the Professor’s help with the investigation before more people die.
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