1997–98 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 1997. All times are Eastern/Pacific.
Talk/variety shows are highlighted in yellow, network news programs in gold, and local news & programs are highlighted in white background.
Fall 1997
| - | 11:00 PM | 11:35 PM | 12:07 AM | 12:37 AM | 1:05 AM | 1:35 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 programming | Nightline | Politically Incorrect | local programming | ABC World News Now | local programming | ABC World News This Morning | |||||||
| CBS | local programming | Late Show with David Letterman | The Late Late Show with Tom Snyder | local programming | Up to the Minute | local programming | CBS Morning News | |||||||
| NBC | local programming | The Tonight Show with Jay Leno/Saturday Night Live (Sat.) | Late Night with Conan O'Brien | Later (Mon.-Thu.)/Friday Night (Fri., 1:35-2:35) | NBC Nightside | local programming | NBC News at Sunrise | |||||||
| Fox | MADtv (Sat.) | local programing | ||||||||||||
Winter 1997/1998
| - | 11:00 PM | 11:35 PM | 12:05 AM | 12:35 AM | 1:05 AM | 1:35 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 programming | Nightline | Politically Incorrect | local programming | ABC World News Now | local programming | ABC World News This Morning | |||||||
| CBS | local programming | Late Show with David Letterman | The Late Late Show with Tom Snyder | local programming | Up to the Minute | local programming | CBS Morning News | |||||||
| NBC | local programming | The Tonight Show with Jay Leno/Saturday Night Live (Sat.) | Late Night with Conan O'Brien | Later (Mon.-Thu.)/Friday Night (Fri., 1:35-2:35) | NBC Nightside | local programming | NBC News at Sunrise | |||||||
| Fox | MADtv (Sat.) | local programing | ||||||||||||
Spring 1998
| - | 11:00 PM | 11:35 PM | 12:05 AM | 12:35 AM | 1:05 AM | 1:35 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 programming | Nightline | Politically Incorrect | local programming | ABC World News Now | local programming | ABC World News This Morning | |||||||
| CBS | local programming | Late Show with David Letterman | The Late Late Show with Tom Snyder | local programming | Up to the Minute | local programming | CBS Morning News | |||||||
| NBC | local programming | The Tonight Show with Jay Leno/Saturday Night Live (Sat.) | Late Night with Conan O'Brien | Later (Mon.-Thu.)/Friday Night (Fri., 1:35-2:35) | NBC Nightside | local programming | NBC News at Sunrise | |||||||
| Fox | MADtv (Sat.) | local programing | ||||||||||||
Summer 1998
| - | 11:00 PM | 11:35 PM | 12:05 AM | 12:35 AM | 1:05 AM | 1:35 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 programming | Nightline | Politically Incorrect | local programming | ABC World News Now | local programming | ABC World News This Morning | |||||||
| CBS | local programming | Late Show with David Letterman | The Late Late Show with Tom Snyder | local programming | Up to the Minute | local programming | CBS Morning News | |||||||
| NBC | local programming | The Tonight Show with Jay Leno/Saturday Night Live (Sat.) | Late Night with Conan O'Brien | Later (Mon.-Thu.)/Friday Night (Fri., 1:35-2:35) | NBC Nightside | local programming | NBC News at Sunrise | |||||||
| Fox | MADtv (Sat.) | local programing | ||||||||||||