Corruption (1968 film)

Corruption is a 1968 British film directed by Robert HartfordDavis, from a screenplay by Derek Ford and Donald Ford, and featuring Peter Cushing, Sue Lloyd, Noel Trevarthen, Kate OMara, David Lodge, Antony Booth, Wendy Varnals, Billy Murray, and Vanessa Howard. Corruption stars horror icon Peter Cushing in a shocking and atypically villainous role as a homicidal doctor.

Source: Wikipedia