1970–71 United States network television schedule (late night)
These are the late night Monday-Friday schedules on all three networks for each calendar season beginning September 1970. All times are Eastern/Pacific.
Talk/Variety shows are highlighted in yellow, Local News & Programs are highlighted in white.
Fall 1970
| - | 11:00 PM | 11:30 PM | 12:00 AM | 12:30 AM | 1:00 AM | 1:30 AM | 2:00 AM | 2:30 AM | 3:00 AM | 3:30 AM | 4:00 AM | 4:30 AM | 5:00 AM | 5:30 AM |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ABC | Local | The Dick Cavett Show | Local | |||||||||||
| CBS | Local | The Merv Griffin Show | Local | |||||||||||
| NBC | Local | The Tonight Show Starring Johnny Carson | Local | |||||||||||
Winter 1970/1971
| - | 11:00 PM | 11:30 PM | 12:00 AM | 12:30 AM | 1:00 AM | 1:30 AM | 2:00 AM | 2:30 AM | 3:00 AM | 3:30 AM | 4:00 AM | 4:30 AM | 5:00 AM | 5:30 AM |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ABC | Local | The Dick Cavett Show | Local | |||||||||||
| CBS | Local | The Merv Griffin Show | Local | |||||||||||
| NBC | Local | The Tonight Show Starring Johnny Carson | Local | |||||||||||
Spring 1971
| - | 11:00 PM | 11:30 PM | 12:00 AM | 12:30 AM | 1:00 AM | 1:30 AM | 2:00 AM | 2:30 AM | 3:00 AM | 3:30 AM | 4:00 AM | 4:30 AM | 5:00 AM | 5:30 AM |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ABC | Local | The Dick Cavett Show | Local | |||||||||||
| CBS | Local | The Merv Griffin Show | Local | |||||||||||
| NBC | Local | The Tonight Show Starring Johnny Carson | Local | |||||||||||
Summer 1971
| - | 11:00 PM | 11:30 PM | 12:00 AM | 12:30 AM | 1:00 AM | 1:30 AM | 2:00 AM | 2:30 AM | 3:00 AM | 3:30 AM | 4:00 AM | 4:30 AM | 5:00 AM | 5:30 AM |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ABC | Local | The Dick Cavett Show | Local | |||||||||||
| CBS | Local | The Merv Griffin Show | Local | |||||||||||
| NBC | Local | The Tonight Show Starring Johnny Carson | Local | |||||||||||