When a priceless work of art is stolen and its transportermurdered, Castle and Beckett must work with the key witness totrack down the painting and sniff out the killer.
When investigating a serial killer, Jake enlists Holt's helpin an attempt to solve the case off the radar. At theprecinct, Rosa and Amy are forced to deal with demands from anold adversary and Terry discovers a new obsession.
The Belchers are ready for an amazing Halloween! Louise revealsthat she has never been scared before and the family sets outto visit a spooky haunted house. When trouble ensues followingtheir visit, the Belchers find themselves in a zany situationmore frightening than they bargained for!
Billy turns to an unlikely ally for help in his quest forrevenge against Hap; Wick ignores Hap's wishes and continuesto see Jules, and even gets Carla to help throw her a birthdayparty at the house; and AJ makes a major decision after thingscome to a head with Lacey.
After a seemingly straightforward hostage situation turns outto have deeper international implications, the CIA and FBIfind themselves racing against each other to apprehend the samecriminal with a dark history. Carter expresses concern aboutJane's trustworthiness, causing friction with Mayfair andtesting Reade's loyalty to the team. Meeting Weller's familyproves overwhelming for Jane as she grapples with her identity.
Andrew travels to Philadelphia, a city built on doing thingstheir way - especially when it comes to food! From cheese-steakand shad cake to turkey neck and pig liver, Andrew discoversthe secret to a good bite is Philly pride.
The guys take a fencing lesson from Barry Kripke and Sheldonfinds himself in an awkward position when Kripke expressesinterest in Amy. Also, when Stuart struggles to get femalecustomers at the Comic Book Store, Penny, Amy and Bernadettecome by to help him out.
Guest announcer Jack Black: skits, stunts, giveaways,hidden-camera pranks, and more with Olympic gold medalistApolo Ohno, and journalists Matt Lauer and Savannah Guthrie.
Karl continues to investigate life's big questions by exploresthe key factors that shape our people's identities, includinggender, accents, hair and clothes, He heads to Los Angeleswhere he goes for a stroll on Newport beach dressed as awoman, before travelling to Atlanta to meet a man who has madea business out of putting hair back onto the heads of bald men.Karl's journey also takes him to Las Vegas, where he speaks tothose who make a living out of looking like celebrities.