Sunday and Saturday on TV

• Big Brother 6 (7 p.m., Ch. 2): Still stuck in that house.

• K-PAX (7 p.m., Ch. 4): Kevin Spacey stars in this 2001 drama. (Repeat)

• Without a Trace (8 p.m., Ch. 2): A teen learns she was kidnapped as a child. (Repeat)

• Law & Order: Criminal Intent (9 p.m., Ch. 5): An avant-guarde photographer is found dead. (Repeat)

• Napoleon Dynamite (11 p.m., Cinemax): 2004 comedy staring Jon Heder.

Sunday

• Veronica Mars (6 p.m., Ch. 24): Veronica juggles three cases (Repeat)

• Beach Girls (6 and 8 p.m., Life): Rob Lowe and Julia Ormond star in this six-hour miniseries based on the Luanne Rice novel.

• Simpsons (7 p.m., Ch. 13): Prof. Frink shows Bart and Lisa the future. (Repeat)

• The 4400 (7 p.m., USA): A member of the 4400 with the ability to eliminate birth defects is a Rwandan war criminal.

• Princes of Malibu (7:30 p.m., Ch. 13): The boys book a Vegas suite in their stepfather's name.

• Wanted (8 p.m., TNT): Gary Cole stars in this new drama about officers hunting down L.A.'s 100 most-wanted criminals.