April 21st in TV History
Birthdays
 | Dee Hartford | 1928 in Salt Lake City, UT |
TV Shows Ended
Gidget (1966)The Avengers (1969)
WKRP in Cincinnati (1982)
TV Episode Debuts
| I Love Lucy | "Cuban Pals" | 1952 |
| The Rifleman | "The Three-Legged Terror" | 1959 |
| The Twilight Zone | "The Rip Van Winkle Caper" | 1961 |
| 77 Sunset Strip | "The 6 Out of 8 Caper" | 1961 |
| Gunsmoke | "The Summons" | 1962 |
| The Fugitive | "The End Game" | 1964 |
| The Beverly Hillbillies | "Big Daddy, Jed" | 1965 |
| The Dick Van Dyke Show | "Baby Fat" | 1965 |
| Batman | "While Gotham City Burns (2)" | 1966 |
| Gilligan's Island | "Mr. and Mrs.???" | 1966 |
| Bewitched | "Follow That Witch (2)" | 1966 |
| The Munsters | "Herman's Lawsuit" | 1966 |
| The Big Valley | "Danger Road" | 1969 |
| Doctor Who | "Planet of the Daleks, Part Three" | 1973 |
| Three's Company | "It's Only Money" | 1977 |
| Murder, She Wrote | "Funeral at Fifty-mile" | 1985 |
| The Tortellis | "Father Knows Best" | 1987 |
| L.A. Law | "Open Heart Perjury" | 1988 |
| 227 | "Nightmare on 227" | 1990 |
| L.A. Law | "Dead Issue" | 1994 |
| 3rd Rock From the Sun | "I Enjoy Being a Dick" | 1996 |