Only one series premieres tonight, as ABC's "Charlie Grace" brings back one of television's "hunks," Mark Harmon. The Maryland Public Television series "MotorWeek" also reaches a significant milestone.
* "Seinfeld" (7:30 p.m.-8 p.m., WBFF, Channel 45) -- What's up with this? Did you notice the suc cessful sitcom still airing in first-run on NBC is now in daily rerun syndication?
* "Charlie Grace" (8 p.m.-9 p.m., WMAR, Channel 2) -- Mark Harmon ("Reasonable Doubts," "St. Elsewhere") returns to series TV as a Los Angeles private investigator, a former cop. His character has tough cases to solve and a 12-year-old daughter to raise. ABC.
* "Living Single" (8 p.m.-8:30 p.m., WBFF, Channel 45) -- NBA star Grant Hill, of the Detroit Pistons, does a guest appearance as himself, agreeing to sit still for an interview with Khadijah (Queen Latifah). Fox.
* "MotorWeek" (8:30 p.m.-9 p.m., MPT, Channels, 22, 67) -- The automotive series produced at MPT launches its 15th season in style, as host John Davis presents a road test of the Porsche 911 Win Turbo.
* "New York Undercover" (9 p.m.-10 p.m., WBFF, Channel 45) -- Here's NBA plug No. 2: New York Knick Anthony Mason makes a guest appearance in the gritty detective series. After a man is murdered, the squad looks into a dog-fighting ring. Fox.
* "Day One" (10 p.m.-11 p.m., WMAR, Channel 2) -- Brian Ross looks into an FBI undercover operation that has been probing charges of waste and fraud within NASA, the U.S. space agency. ABC.
* "Here's Looking At You, Warner Brothers" (9 p.m.-11 pm., A&E; Network) -- Hollywood's powerful studio got its start in a nickelodeon theater in Youngstown, Ohio, reveals this documentary, originally seen on the TNT network. That's where the father of Jack, Harry, Sam and Albert Warner pawned a gold watch and a horse to finance the purchase of a projector and a print of the 11-minute movie "The Great Train Robbery."
* "World of Audubon: Colorado River Adventure" (8:05 p.m.-9:05 p.m., TBS) -- James Taylor sings the first song he ever wrote, "Roll, River, Roll" -- never recorded -- as he takes a raft trip through the Grand Canyon with his Ben, 18, and environmental activist Martin Litton.