Diagnosis Murder: A Twist of the Knife (1993)

Cast

Dick Van Dyke, Suzanne Pleshette, Cynthia Gibb, Christina Pickles, Stephen Caffrey

Overview

Dr Sloan suspects that his flame of long ago, famous heart surgeon Dr Rachel Walters, has murdered US Senator Cabot on the occasion of a guest operation at the community hospital. After a long investigation, Sloan and fellow detectives Dr Bentley and Dr Parker discover her motive: Years ago, Cabot had caused a hit-and-run accident that put her daughter into coma. But how did Dr Walters manage to pass the deadly bacteria on to the senator in front of TV cameras?