* Game 6 of the National League Championship Series between the Mets and Braves on WRC.

* "Frontline" presents "The Children of Rockdale County" on WETA.

* Jennifer Love Hewitt's final appearance on "Party of Five" on WTTG.

* And guest appearances galore on ABC's Tuesday night lineup on WJLA.

Sports

NHL Hockey. Anaheim at Washington (HTS at 7).

Major League Baseball (CC). National League Championship Series, Game 6: New York Mets at Atlanta (Channel 4 at 8).

Public Broadcasting

Nova: The Killer's Trail (CC) examines the case of physician Sam Sheppard, convicted for the murder of his wife more than 40 years ago (Channel 26 at 9).

Frontline: The Lost Children of Rockdale County (CC). The story of the suburban Georgia community that in the past three years has experienced a teenage syphilis outbreak, a high school shooting and the murder of a 16-year-old boy. 90 minutes (Channel 26 at 10).

Series

Spin City (CC). Mike's comments about his closeness to the mayor are misinterpreted by a gay magazine; Boomer Esiason guest-stars (Channel 7 at 8).

Buffy the Vampire Slayer (CC) attempts to thwart the evil Spike's pursuit of a mythical relic that would grant him incredible powers (Channel 50 at 8). The story line continues on "Angel" at 9.

It's Like, You Know . . . (CC). Jennifer and friend Carrie Fisher (appearing as herself) go to extreme lengths to avoid calls from a pretentious rock star (Channel 7, 8:30).

Party of Five (CC). It's sayonara for Sarah (Jennifer Love Hewitt), who leaves the area to search for her family's roots; Hewitt will star in her own series, "Time of Your Life," starting Monday (Channel 5 at 9).

Dharma & Greg (CC). Kitty reveals her lifelong dream of being a beauty queen; Gary Collins guests (Channel 7 at 9).

Sports Night (CC). The new network suit (William H. Macy) steps in to save Isaac's job (Channel 7, 9:30).

Judging Amy (CC). A mother is sued by her husband as unfit because she has joined a coven of witches (Channel 9 at 10).

Late Night

The Tonight Show With Jay Leno (CC). With George Carlin (Channel 4, 11:35).

--John Maynard

CAPTION: Michael J. Fox, left, appears with Boomer Esiason on "Spin City."