DI Campbell looks into the murder of a teacher at a girls' school where there are a number of suspects, including her colleagues and the married man she had been seeing.
Miss Shepherd
Detective Inspector Campbell
Helen Cooper
Miss Halstead
Miss Hopkinson
Miss Oliphant
Miss Essex
Miss Stanislaus
Sergeant Harvey (Uncredited)
Mr. Lawley (uncredited)
Mary (uncredited)
Inspector Burgess (uncredited)
Mrs. White (uncredited)
Mrs. White (uncredited)
Brenda (uncredited)
Mrs. Lawley (uncredited)
Mrs. Vaughan (uncredited)
