September 21st in TV History
Deaths
| Sid Haig | 2019 in Thousand Oaks, CA |
TV Show Debuts
Perry Mason (1957)Adam-12 (1968)
The Ghost & Mrs. Muir (1968)
SCTV / SCTV Network 90 / SCTV Channel (1976)
NYPD Blue (1993)
The King of Queens (1998)
TV Episode Debuts
| Gunsmoke | "Gun for Chester" | 1957 |
| Voyage to the Bottom of the Sea | "The City Beneath the Sea" | 1964 |
| The Andy Griffith Show | "Opie Loves Helen" | 1964 |
| The Fugitive | "Middle of a Heat Wave" | 1965 |
| F Troop | "Don't Look Now but One of Our Cannons is Missing" | 1965 |
| Lost in Space | "Wild Adventure" | 1966 |
| Batman | "The Minstrel's Shakedown (1)" | 1966 |
| I Spy (US) | "Lori" | 1966 |
| The Beverly Hillbillies | "The Soup Contest" | 1966 |
| Batman | "Ring Around the Riddler" | 1967 |
| Bewitched | "Business, Italian Style" | 1967 |
| Get Smart (1965) | "The Impossible Mission" | 1968 |
| Adam-12 | "Log 001: The Impossible Mission" | 1968 |
| Doctor Who | "The Mind Robber, Part Two" | 1968 |
| Gunsmoke | "The Noose" | 1970 |
| Cannon | "Death Chain" | 1971 |
| The Mary Tyler Moore Show | "Not Just Another Pretty Face" | 1974 |
| All In The Family | "The Bunkers and Inflation (2)" | 1974 |
| Kojak (1973) | "My Brother, My Enemy" | 1975 |
| The Six Million Dollar Man | "The Return of the Bionic Woman (2)" | 1975 |
| Happy Days | "Fonzie Loves Pinky (1)" | 1976 |
| Happy Days | "Fonzie Loves Pinky (2)" | 1976 |
| Charlie's Angels | "Angels on Ice" | 1977 |
| Mork & Mindy | "Mork Moves In" | 1978 |
| The Dukes of Hazzard | "Days of Shine and Roses" | 1979 |
| Dallas | "Whatever Happened to Baby John? (1)" | 1979 |
| The Fall Guy | "Devil's Island" | 1983 |
| The Dukes of Hazzard | "Happy Birthday, General Lee" | 1984 |
| 227 | "Mary's Brother" | 1985 |
| ALF | "Working My Way Back to You" | 1987 |
| Cheers | "The Improbable Dream (1)" | 1989 |
| The Cosby Show | "Denise: The Saga Continues" | 1989 |
| Murphy Brown | "You Say Potatoe, I Say Potato (1)" | 1992 |
| Murphy Brown | "You Say Potatoe, I Say Potato (2)" | 1992 |
| Murder, She Wrote | "Nailed" | 1995 |
| 3rd Rock From the Sun | "Episode I: the Baby Menace: Part 3" | 1999 |