NCIS (7 p.m., Ch. 2): A Navy officer is found dead in a vehicle she helped design. (R)
48 Hours Mystery (8 p.m., Ch. 2): The murder-of-the-week involves a computer whiz, his Russian bride and the KGB.
Law & Order: SVU (8 and 9 p.m., Ch. 5): In the first episode, that nice Stephen Collins (7th Heaven) guest stars as the nasty patriarch of a nasty (and possibly murderous) family; Lake becomes a shooting suspect. (R)
Reaper (8 p.m., Ch. 30): Sam has to capture an escaped soul using a remote-control toy. (R)
Without a Trace (9 p.m., Ch. 2): A competitive eater disappears. And this new time slot Tuesdays at 9 p.m. is where the series is scheduled to air when the new season begins in the fall. (R)
Boston Legal (9 p.m., Ch. 4): Denny fires an associate because she's fat. (R)
30 Days (11 p.m., FX): In the second-season opener, Morgan Spurlock spends a month as a miner in West Virginia.