March 20th in TV History
Birthdays
 | Ozzie Nelson | 1906 in Jersey City, NJ | - The Adventures of Ozzie and Harriet |
| Carl Reiner | 1922 in Bronx, NY | - The Dick Van Dyke Show |
| Paul Junger Witt | 1943 in New York, NY | - Film and TV Producer |
TV Show Debuts
Police Story (1973)TV Episode Debuts
| The Adventures of Ozzie and Harriet | "Brother Beesley's Philosophy" | 1953 |
| The Phil Silvers Show | "The Big Uranium Strike" | 1956 |
| The Adventures of Ozzie and Harriet | "Ozzie and Harriet Go to Washington" | 1957 |
| 77 Sunset Strip | "Hong Kong Caper" | 1959 |
| The Beverly Hillbillies | "Jed Cuts the Family Tree" | 1963 |
| The Dick Van Dyke Show | "The Square Triangle" | 1963 |
| The Twilight Zone | "The Masks" | 1964 |
| Gilligan's Island | "The Matchmaker" | 1965 |
| Gunsmoke | "Bank Baby" | 1965 |
| Doctor Who | "The Centre (The Web Planet, Part Six)" | 1965 |
| Voyage to the Bottom of the Sea | "The Return of the Phantom" | 1966 |
| The Big Valley | "Turn of a Card" | 1967 |
| Gilligan's Island | "Slave Girl" | 1967 |
| I Dream of Jeannie | "A Secretary Is Not a Toy" | 1967 |
| The Andy Griffith Show | "Howard the Comedian" | 1967 |
| The Beverly Hillbillies | "The Crystal Gazers" | 1968 |
| Bewitched | "Samantha's Power Failure" | 1969 |
| Hogan's Heroes | "Crittendon's Commandos" | 1970 |
| Doctor Who | "The Claws of Axos, Part Two" | 1971 |
| Cannon | "The Stalker" | 1974 |
| Kojak (1973) | "Down a Long and Lonely River" | 1974 |
| Lou Grant | "Physical" | 1978 |
| Mork & Mindy | "Invasion of the Mork Snatchers" | 1980 |
| Cheers | "Diane Chambers Day" | 1986 |
| The Cosby Show | "An Early Spring" | 1986 |
| Family Ties | ""D" is for Date" | 1987 |
| Airwolf | "Stavograd: Part 1" | 1987 |
| Amazing Stories | "Such Interesting Neighbors" | 1987 |
| Dallas | "Some Good, Some Bad" | 1987 |
| Family Ties | "Return of the Native" | 1988 |
| Murphy Brown | "My Dinner with Einstein" | 1989 |
| ALF | "Funeral for a Friend" | 1989 |
| Night Court | "Mac Takes a Vocation" | 1991 |
| Murphy Brown | "FYI of the Hurricane" | 1995 |