The CSIs investigate the mysterious death of a competitive eating contestant, and Chavez partners with Allie to prove where the mysterious silver ink notes have been coming from.

While Deborah recovers from surgery, she and Ava have a unique bonding experience when Deborah dispels a major misperception about her past.

Grace and Judd fight for their lives in the aftermath of the horrific car accident, as flashbacks show how a childhood tragedy led Judd to meet Grace and how they…

Sam takes Justine to meet with studio execs, Birdie arrives in Las Vegas to spend time with her daughter-in-law, and Debbie makes a new friend.

Former international CIA operative, Wesley Cole returns home and assumes duty as a police officer with the LAPD. Cole will find himself navigating a new partnership with Murtaugh, as he…

McGarrett and Kono suspect that an abused young girl may be the victim of a sex trafficking ring on the Island. Also, Chin and Grover investigate a murder at a…

Lemon is blacklisted from a Halloween masquerade party; a health scare disrupts AnnaBeth and Lavon’s anniversary; Wade keeps getting himself in trouble with ineligible ladies.

Lemon is blacklisted from a Halloween masquerade party; a health scare disrupts AnnaBeth and Lavon’s anniversary; Wade keeps getting himself in trouble with ineligible ladies.

Hamptonites celebrate Halloween with a glamorous masquerade ball hosted by the Graysons, which is a perfect setting for Emily to drag out Victoria’s skeletons. Jack steps up his revenge plan…

Hamptonites celebrate Halloween with a glamorous masquerade ball hosted by the Graysons, which is a perfect setting for Emily to drag out Victoria’s skeletons. Jack steps up his revenge plan…

Harvey is forced into a difficult decision when the impossible is asked of him. Mike and Rachel try to make time to discuss their future. Louis struggles with the rules…

Mike’s attempt to distract Harvey with a case backfires. Louis tries not to let emotion affect his judgment in a legal duel. Donna finds a way to prove her worth…

Harvey is forced into a difficult decision when the impossible is asked of him. Mike and Rachel try to make time to discuss their future. Louis struggles with the rules…

Mike’s attempt to distract Harvey with a case backfires. Louis tries not to let emotion affect his judgment in a legal duel. Donna finds a way to prove her worth…

When Castle and Beckett investigate the murder of a man with human bite marks on his body, Castle’s wild theories start flying. But none are as wild as what their…

As the CSIs hunt a cannibalistic killer, they realize there is more than one.

When the bodies of two seemingly unrelated victims are found just hours apart in San Diego and Los Angeles respectively, the BAU suspects that that not one, but two killers…

When the bodies of two seemingly unrelated victims are found just hours apart in San Diego and Los Angeles respectively, the BAU suspects that that not one, but two killers…

Allison has a dream of a husband and wife committing a murder/suicide. D.A. Devalos introduces her to a friend of his, Detective Lee Scanlon, who’s sister and brother in-law’s deaths…

Allison has a dream of a husband and wife committing a murder/suicide. D.A. Devalos introduces her to a friend of his, Detective Lee Scanlon, who’s sister and brother in-law’s deaths…