2001–02 United States network television schedule (late night) explained

These are the late night schedules for the four United States broadcast networks that offer programming during this period, from September 2001 to August 2002. All times are Eastern or Pacific. Affiliates will fill non-network schedule with local, syndicated, or paid programming. Affiliates also have the option to preempt or delay network programming at their discretion.

Legend

Light blue indicates Local programming.
Gray indicates encore programming.
Yellow indicates late night talk or variety shows.
Gold indicates network news programming.

Schedule

Monday-Friday

Network		11:00 PM	11:35 PM	12:00 AM	12:30 AM	1:30/1:35 AM	2:00 AM	3:00 AM	3:30 AM	5:30 AM
ABC	Fall	Local Programming	Nightline	Politically Incorrect with Bill Maher (12:07)	Local Programming		ABC World News Now		Local Programming	ABC World News This Morning
ABC	Summer	Local Programming	Nightline	*ABC News Up Close*	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 Craig Kilborn	Local Programming	Up to the Minute	Local Programming		CBS Morning News with Julie Chen
NBC	Fall	Local Programming	The Tonight Show with Jay Leno		Late Night with Conan O'Brien	Later Presents SCTV (Monday-Thursday) Late Friday (Friday, 1:35-2:35)	Local Programming			Early Today
	Winter					*Last Call with Carson Daly* (Mon-Thu) Late Friday (Friday, 1:35-2:35)
	Summer					Last Call with Carson Daly

Note: Politically Incorrect ended on July 5, 2002.
Note: Later aired its final episode as Later Presents SCTV on January 2, 2002, with Last Call with Carson Daly taking its place on January 8, 2002.
Note: Late Friday ended on May 24, 2002, with Last Call with Carson Daly expanding to five nights a week.