As hey share a drink, Johnny is asked to substitute for Mundson as his major domo during an extended trip:Mundson: You""re sharp, Johnny, almost as sharp as my other little friend.Norman Jewison masterfully directed this murder melodrama from a screenplay by Stirling Silliphant that was based on the first of three mystery novels by John Ball (written in 1965) about a black detective named Virgil Tibbs.] Another unexpected sound causes Shane o swiftly make a move for his holstered gun - an obvious contrast of the gunfighter""s life to the tranquil, domestic life of the peace-loving family.During one session, Michael screamed to be let out of the sanitarium so he could return home, and he continued "a downward slide into this hellish abyss.