1990–91 United States network television schedule

The following is the 1990–91 network television schedule for the four major English language commercial broadcast networks in the United States. The schedule covers primetime hours from September 1990 through August 1991. The schedule is followed by a list per network of returning series, new series, and series cancelled after the 1989–90 season. All times are Eastern and Pacific, with certain exceptions, such as Monday Night Football.
PBS is not included; member stations have local flexibility over most of their schedules and broadcast times for network shows may vary.
== By network ==
=== ABC ===
Returning series
* 20/20
* The ABC Sunday Night Movie
* The ABC Monday Night Movie
* America's Funniest Home Videos
* Anything but Love
* China Beach
* Coach
* Doogie Howser, M.D.
* Equal Justice
* Family Matters
* Father Dowling Mysteries
* Full House
* Growing Pains
* Head of the Class
* Life Goes On
* MacGyver
* Monday Night Football
* Books & Rights
* The Buchanan Show
* Perfect Strangers
* Primetime Live
* Roseanne
* Pennsylvania PD Blue
* Thirtysomething
* Twin Peaks
* Who's the Boss?
* The Wonder Years
* The Young Riders
New series
* America's Funniest People *
* Baby Talk *
* Cop Rock
* Davis Rules
* Dinosaurs *
* Eddie Dodd *
* Gabriel's Fire
* Going Places
* Hi Honey, I'm Home! *
* The Man in the Family *
* Married People
* My Life and Times *
* Stat *
* Under Cover *
Not returning from 1989–90:
* The ABC Mystery Movie
* Brewster Place
* Capital News
* Chicken Soup
* Elvis
* Free Spirit
* H.E.L.P.
* Homeroom
* Just the Ten of Us
* Living Dolls
* The Marshall Chronicles
* Mission: Impossible
* Mr. Belvedere
* Monopoly
* Sunset Beat
* Super Jeopardy!
* Tim Conway's Funny America
=== CBS ===
Returning series
* 48 Hours
* 60 Minutes
* Bagdad Café
* CBS Sunday Movie
* Dallas
* Designing Women
* Doctor Doctor
* Guns of Paradise (formerly known as Paradise)
* The Hogan Family (moved from NBC)
* Jake and the Fatman
* Knots Landing
* Major Dad
* Murder, She Wrote
* Murphy Brown
* Northern Exposure
* Rescue 911
* Wiseguy
New series
* The Antagonists *
* Broken Badges *
* E.A.R.T.H. Force
* Evening Shade
* The Family Man
* The Flash
* Good Sports *
* Lenny
* Morton & Hayes *
* Over My Dead Body
* Sons and Daughters *
* Sunday Dinner *
* The Trials of Rosie O'Neill
* True Detectives *
* Uncle Buck
* WIOU
* You Take the Kids *
Not returning from 1989–90:
* Beauty and the Beast
* The Bradys
* City
* Falcon Crest
* The Famous Teddy Z
* Grand Slam
* His & Hers
* Island Son
* Max Monroe: Loose Cannon
* Newhart
* Normal Life
* A Peaceable Kingdom
* The People Next Door
* Room for Romance
* Saturday Night with Connie Chung
* Small Talk
* Snoops
* Sugar and Spice
* Sydney
* Top of the Hill
* Tour of Duty
* Wolf
=== Fox ===
Returning series
* America's Most Wanted
* Comic Strip Live
* Cops
* FOX Night at the Movies
* In Living Color
* Married... with Children
* The Simpsons
* Totally Hidden Video
New series
* Against the Law
* American Chronicles
* Babes
* Beverly Hills, 90210
* DEA
* Get a Life
* Good Grief
* Haywire
* Parker Lewis Can't Lose
* The Sunday Comics *
* Top of the Heap *
* True Colors
Not returning from 1989–90:
* 21 Jump Street (moved to syndication)
* Alien Nation
* Beyond Tomorrow
* Booker
* It's Garry Shandling's Show
* Glory Days
* Molloy
* Open House
* The Outsiders
* The Reporters
* The Tracey Ullman Show
=== NBC ===
Returning series
* Amen
* Cheers
* The Cosby Show
* Dear John
* A Different World
* Down Home
* Empty Nest
* The Golden Girls
* Grand
* Hunter
* In the Heat of the Night
* L.A. Law
* Matlock
* Midnight Caller
* NBC Sunday Night Movie
* NBC Monday Night at the Movies
* Night Court
* Quantum Leap
* Real Life with Jane Pauley
* Seinfeld
* Shannon's Deal
* Unsolved Mysteries
* Wings
New series
* The 100 Lives of Black Jack Savage *
* American Dreamer
* Blossom *
* Dark Shadows *
* Expose *
* The Fanelli Boys
* Ferris Bueller
* The Fresh Prince of Bel-Air
* Hull High
* Lifestories
* Law & Order
* Parenthood
* Sisters *
* Sunday Best *
* Working It Out
Not returning from 1989–90:
* 3 East
* 227
* ALF
* Ann Jillian
* Baywatch (moved to syndication in September 1991)
* Brand New Life
* Carol and Company
* A Family for Joe
* FM
* Hardball
* The Hogan Family (moved to CBS)
* The Magical World of Disney (moved to ABC)
* Mancuso, F.B.I.
* My Two Dads
* Nasty Boys
* The Nutt House
* Singer & Sons
* Sister Kate
* True Blue
* Working Girl
=== Network/Warner ===
Returning series
* American Freeland
*Star Trek: The Next Generation
*Too Annoyed Much
*Ryan's Lane
* Business Legal
* Success
* Living with the Platts
* Blue & Green
* Different Strangers
* That's Our Business
* Hellstorm's Files
* Book & Rights
* Fenmore's Isle
* Diner General: Busted
* AfterM*A*S*H
* T*R*A*S*HTink
* Z-Cars
* The Colenel's Project
* RackTrack
* Full Time
* The Men-Team
* Boston P.I.
* Blackadder
* Boston Med
* K.O. Nineteen
* Moved to the Hill
* Jason Riggs: The P.I. Version
* We Got it Made
* Living with the Platts
* Just MacIntyre
*Night Job
* According To Matt
* Blackadder
* RackTrack
* Break House
* Only Fools for Horses
* Five's Company
*Birds of a Feather
* Hellstorm M.D.
* Different Strangers: The Law-Team People
* Welcome to the Chancellors
* The Young Ones
* One Foot in the Grave
* The Adventures of Dragnet
* Adam-12
* America's Hill of the Streetland
* A*B*B*O*T*T
New series
* We Got No Made: Enterpresies
* Drop the Dead Donkey
* Red Dwarf
Not returning for 1989-90:
* Whiz Kids
* The Colenel's Project
* Blackadder
* We Got No Made