Actor David Janssen as a private investigator in "Harry O's." David Janssen as private investigator Harry Orwell sits quietly and sorts out some clues in his effort to get at the bottom of a case in which his client, a young boy, is suspected of being an elusive necktie-strangler in "Portrait of Murder," on the ABC Television Network's "Harry O,"

Photo is dated 1975.

Photo measures 9 x 7.25 inches.