These are the guest stars and events that the networks have planned for the first week of November sweeps:
Monday, Oct. 29
The Voice (NBC)
Grab your fighting gloves! Knock-out rounds begin.
What happens when the prime suspect is... Rick Castle? Beckett will wrestle with just how well she knows her new lover — especially after it's revealed Castle may have been involved with the victim.
Hawaii Five-0 (CBS)
Halloween comes to the islands as the team investigates a ritualistic murder. Former Catwoman Lee Meriwether guest-stars.
Viewers will finally meet Aaron's wife Priscilla, played by Maureen Sebastian.
Tuesday, Oct. 30
When a petty officer is gunned down in a billionaire's car, the NCIS team discovers a link to Gibbs' namesake, World War II veteran Leroy Jethro Moore (The Empire Strikes Back's Billy Dee Williams).
Happy Endings (ABC)
Dave and Alex go apartment hunting but their inability to commit to anything — sound familiar? — makes things tricky for their real estate agent (New Girl's Rachael Harris).
NCIS: Los Angeles (CBS)
In the first hour of a two-parter, Sam reconnects with a CIA agent from his past who soon turns up dead. Is it suicide or murder? The investigation will lead to a major revelation about Sam.
The New Normal (NBC)
George Takei guest-stars and Nicole Richie plays herself in this Halloween-themed episode, which also sees Bryan try to pay homage to reality sensation Honey Boo Boo — much to David's protest.
Wednesday, Oct. 31
It's the Great Pumpkin, Charlie Brown (ABC)
Get in the Halloween spirit with a re-broadcast of this classic animated special.
Just as Teddy's political campaign heats up, a woman from his past (Kimberly Williams-Paisley) shows up with a secret. Good Morning America's Robin Roberts plays herself when Juliette appears on the morning show to burnish her image.
Thursday, Nov. 1
Country Music Awards (ABC)
Carrie Underwood and Brad Paisley host for the fifth time. Scheduled performances include Lady Antebellum, Blake Shelton, Jason Aldean, Dierks Bentley, Kelly Clarkson, Miranda Lambert and more.
The Big Bang Theory (CBS)
Sheldon's friendship with Stephen Hawking is put to the test over a game of "Words with Friends." The renowned scientist will lend his voice to the episode.
The Vampire Diaries (The CW)
It's flashback time! The show ventured back to the 12th century when Klaus tells Stefan about an encounter with a powerful group of vampire hunters. In present time, get ready for some rad Damon and Elena dancing when they go to a frat party.
The X Factor (Fox)
It's the first live show for Simon Cowell, LA Reid and new judges Demi Lovato and Britney Spears.
Undercover Boss (CBS)
The Season 4 premiere takes viewers undercover with Modell's Sporting Goods CEO Mitchel B. Modell.
Malibu Country (ABC)
It's the premiere of Reba McEntire's new series about a cheated-on wife of a country star who moves to California with her mom and kids and tries to restart her own singing career.
Sunday, Nov. 4
Once Upon a Time (ABC)
As part of her efforts to get her and Mary Margaret back to Storybooke, Emma travels up a treacherous beanstalk with Captain Hook to try to steal a magical compass from a violent giant (Lost's Jorge Garcia).
The Good Wife (CBS)
Amanda Peet guest-stars as Alicia's latest client, a female military officer who accuses a civilian contractor of trying to rape her in Afghanistan. Brian Dennehy also appears as the opposing counsel in an episode directed by series star Josh Charles.