The following is the 1973–74 network television schedule for the three major English language commercial broadcast networks in the United States. The schedule covers primetime hours from September 1973 through August 1974. The schedule is followed by a of returning series, new series, and series cancelled after the 1972–73 season. All times are Eastern and Pacific, with certain exceptions, such as Monday Night Football. New fall series are highlighted in bold. Each of the 30 highest-rated shows is listed with its rank and rating as determined by Nielsen Media Research.