In the first season of the series, Joe Mannix worked for Intertect, a large Los Angeles detective agency that used computers – whoever could imagine such a thing? – to help its clients solve their problems.
For eight seasons and almost 200 episodes, “Mannix” was the epitome of the TV private investigator. Sure, there have been cool P.I.s (Craig Stevens’ “Peter Gunn” with Henry Mancini’s theme music, f…