The following is the 1979–80 network television schedule for the three major English language commercial broadcast networks in the United States. The schedule covers primetime hours from September 1979 through August 1980. The schedule is followed by a list per network of returning series, new series, and series cancelled after the 1978–79 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. Yellow indicates the programs in the top 10 for the season. Cyan indicates the programs in the top 20 for the season. Magenta indicates the programs in the top 30 for the season. PBS, the Public Broadcasting Service, was in operation but the schedule was set by each local station. Sunday (*) Formerly known as All in the Family. Monday Tuesday Wednesday Thursday (*) Formerly known as Mrs. Columbo Friday Saturday Note: In November 1979, CBS took Paris off their Saturday night lineup before scheduling it in the 10:00-11:00 pm time slot on Tuesdays beginning December 4. By network ABC Returning Series20/20The ABC Sunday Night MovieABC NFL Monday Night FootballAngieBarney MillerCharlie's AngelsEight Is EnoughFamilyFantasy IslandHappy DaysLaverne & ShirleyThe Love BoatMonday Night BaseballMork & MindyThe RopersSalvage 1SoapTaxiThree's CompanyVega$New Series240-RobertThe AssociatesB.A.D. Cats *BensonDetective SchoolGalactica 1980 *Goodtime Girls *Hart to HartThe Lazarus SyndromeA New Kind of FamilyNobody's Perfect *One in a Million *Out of the Blue *Stone *Tenspeed and Brown Shoe *That's Incredible! *When the Whistle Blows * Not returning from 1978–79:13 Queens BoulevardApple PieBattlestar GalacticaCarol Burnett & CompanyCarter CountryDelta HouseDoctors' Private LivesDonny & MarieFriendsThe Hardy Boys MysteriesHow the West Was WonLucanThe MacKenzies of Paradise CoveMakin' ItOperation PetticoatStarsky & HutchWelcome Back, KotterWhat's Happening!!CBS Returning Series60 MinutesAliceThe Bad News BearsBarnaby JonesThe ChisholmsDallasThe Dukes of HazzardHawaii Five-OThe Incredible HulkThe JeffersonsLou GrantM*A*S*HOne Day at a TimeThe WaltonsThe White ShadowWKRP in CincinnatiNew SeriesArchie Bunker's Place Beyond Westworld *Big Shamus, Little ShamusCalifornia FeverThe Contender *Flo *Hagen *House Calls *Knots LandingThe Last ResortPalmerstown, U.S.A. *ParisPhyl & Mikhy *The Stockard Channing Show *Struck by LightningThat's My Line *The Tim Conway Show *Trapper John, M.D.Universe *Walter Cronkite's Universe *Working StiffsYoung MaverickNot returning from 1978–79:All in the FamilyThe Amazing Spider-ManThe American GirlsBillyDorothyFlatbushFlying HighGood TimesHanging InIn the BeginningJust FriendsKazMarried: The First YearMaryThe Mary Tyler Moore HourMiss Winslow and SonMoses the LawgiverThe New Adventures of Wonder WomanThe Paper ChaseRhodaTime ExpressNBC Returning