Barnaby Jones Sezon %sezon%

Barnaby Jones 'un 4 sezonu CBS 'da vendredi 19 septembre 1975 'dan jeudi 1 janvier 1970'a kadar yayınlandı. 25 bölümlerinden oluşuyor, ilkinin adı "The Deadly Conspiracy (Part 2)" ve sonuncusunun adı "The Deadly Conspiracy (Part 1)".

Barnaby Jones was a retired private investigator, but quickly came out of retirement after his son Hal, who had taken over Barnaby's job, was murdered. Hal's widow, Betty, helped Barnaby try and find her husband's murderer. The murder was solved, but Barnaby decided he wanted to return to investigating full-time and Betty decided to join him.