Barnaby Jones was a former private eye who temporarily came out of retirement to track down the killer of his son Hal, who had taken over their family business. After bringing Hal's murderer to justice with the help of fellow CBS gumshoe Frank Cannon, Barnaby decided he didn't want to retire and rehung his shingle with the assistance of his daughter-in-law Betty, who ran the office and managed Barnaby's personal crime lab, as well as young distant cousin Jedidiah, who handled the cases.
Barnaby Jones comes out of retirement to find the man who murdered his son in...