This is a list of episodes from the fourth season of Barnaby Jones.
The season premiere was part of a two-part special that began on Cannon on September 17, 1975, and concluded on Barnaby Jones on September 19, 1975.
[1] The season originally aired Fridays at 10:00-11:00 pm (EST) from September 19 to November 28, 1975, and Thursdays at 10:00-11:00 pm (EST) from December 4, 1975, to March 18, 1976.
Barnaby teams up with Frank Cannon to investigate the suspicious activities of a large corporation that may include murder.