SPOTLIGHT

'Heroes'

7 p.m. on NBC

Rumor has it that a major character — male and a series regular since Season 1 — will die in tonight's episode. The only reason to start watching "Heroes" again — if they start killing off the cast, one by one?


NEW TONIGHT

'House'

7 p.m. on Fox

Chase (Jesse Spencer) is haunted by his actions in the Dibala case, and House "confronts some ghosts of his own," as the team takes the case of a police detective behaving recklessly because his father, grandfather and great-grandfather all died suddenly at age 40.


'Lie to Me'

8 p.m. on Fox

Garret Dillahunt guests as a man suspected of killing his wife and so determined to prove his innocence that he puts lives in danger.


'Castle'

9 p.m. on ABC

Debi Mazar, whose guest appearance doesn't plug her run on "Dancing With the Stars" now that she's been eliminated, plays Castle's book agent, who offers him "a career-changing opportunity."


'Gossip Girl'

9 p.m. on the CW

Joss Whedon favorite Gina Torres ("Angel," "Firefly") guests as Vanessa's mother.


'Latin Music USA'

9 p.m. on PBS

The documentary concludes with looks at "The Chicano Wave" and "Divas and Superstars."