Live to Dance (7 p.m., Ch. 2): The six final acts compete for the public's vote.
The Middle (7 and 7:30 p.m., Ch. 4): Brick pleads with Frankie to leave him home alone when she runs errands; Frankie is excited about being invited to a neighborhood Halloween party.
Minute to Win It (7 and 8 p.m., Ch. 5): People competes for $1 million.
Nova scienceNOW (7 p.m., Ch. 7): Understanding how the brain allows humans to think, act, feel, behave, and process the world.
American Idol (7 p.m., Ch. 13): The auditions continue.
College basketball: BYU at Wyoming (7 p.m., BYUTV and the Mtn.); Utah at UNLV (8:30 p.m., the Mtn.); Nevada at Utah State (9 p.m., ESPN2)
NBA basketball (7 p.m., FSN): Rockets at Jazz
Criminal Minds (8 p.m., Ch. 2): Rossi revisits a 25-year-old case that causes him to suspect a killer is at work again.
Modern Family (8 p.m., Ch. 4): Luke and Manny have their first school dance.
Cougar Town (8:30 p.m., Ch. 4): Jules wishes Grayson would share his feelings with her.
NOVA (8 p.m., Ch. 7): Clean materials that could power devices in the future may include batteries grown from viruses and tires made from orange peel oil.Comment on this story
Human Target (8 p.m., Ch. 13): Ilsa goes in the field on a mission.
Blue Bloods (9 p.m., Ch. 2): Danny investigates the shooting of an undercover counterterrorism agent.
Off the Map (9 p.m., Ch. 4): Mina struggles with her moral code after learning a patient's identity.
Law & Orders: SVU (9 p.m., Ch. 5): Detectives Benson and Stabler's investigation into a sexual abuse case goes awry when their wealthy suspect involves his lawyer.