An Exorcist is summoned to Briarcliff to help save a troubled farm boy. Sister Jude's darkest secret is revealed.

Oliver is surprised when someone shoots and kills one of his targets. As his plan is to bring people to justice vs. outright killing them, Oliver doesn’t appreciate the help and searches for the gunman. He soon learns that the man, Deadshot, is taking out businessmen who are scheduled to bid at an auction on an energy company and Walter is one of the bidders. Realizing he can’t protect his family and stop Deadshot at the same time, Oliver enlists Detective Lance’s help, but his plan has dire consequences. Meanwhile, Laurel and Tommy get caught in an awkward situation with Oliver.

Casey faces pressure to cover for a cop's son, who was responsible for a drunken-driving accident that left a teenager paralyzed. Meanwhile, Severide ignores his doctor's warnings that his neck injury may never heal if he doesn't seek treatment; and Mills must choose between working at the fire department full-time or helping his mom with her restaurant.

When a legless body is found in the New Mexico desert and a second unwilling amputee shows up at the hospital, the BAU team searches for this amateur surgeon before he preys upon his next reluctant victim. Also, Reid's phone calls to a mystery woman have the team intrigued.

When a famed music historian is murdered and left in a piano, it has an emotional effect on Sanders, who had a past with her.

Sketches include: a dog terrorizing a news reporter, and Harriet Tubman free running.

Journalist Bill O'Reilly; reality television star Nicole "Snooki" Polizzi; musical guests The Lumineers.

The kidnapping of a young boy reminds Cragen, Munch and Benson of a unsolved case from 13 years earlier.

Claire must rein in her enthusiasm for Halloween and keep her celebration kid-friendly; Phil decides to hold an open house on Halloween; Mitch and Cam have a costume party; Gloria’s hormones make her more quick-tempered than usual.

Rayna immerses herself in her kids' lives and her husband's campaign, and is sobered to learn that she and Teddy are facing financial ruin; Juliette offers Deacon an exclusive contract to write and tour with her; and Juliette's troubled mother, Jolene, re-enters her daughter's life in dramatic fashion. Meanwhile, Scarlett and Gunnar's big break with Watty is threatened.

Dom receives a disturbing text from an ex-girlfriend, who appears to be in desperation, so he turns to Frank for help. Meanwhile, Lillian discovers her girls have been servicing a judge.

The boys plans to go as the Avengers for Halloween go awry when Randy can’t go at the last minute and Stan has to help his father with a new business venture.

Sam and Dean investigate a bizarre murder in a college town. Close on the tail of their suspect, they bust into an apartment to find two dead bodies and a laptop cued up to some disturbing video footage. The footage begins with Brian, Mike and Kate hearing about an unusual animal attack in their town and the rest of the story is revealed through their eyes. Sam and Dean become unknowing participants in a unique student film.

Donald Trump wants Barack Obama's passport papers, Fox News rehashes the Benghazi attacks, Richard Mourdock justifies rape pregnancies, and Anthony Everitt talks Rome.

From "Cloud Atlas", actress Susan Sarandon; from "Game of Thrones", producer and screenwriter David Benioff. Thomas Dale preempted and only appeared during the last segment.

Sue accidentally runs over Axl's foot while practicing driving; Axl looks forward to voting; Brick binges on Halloween candy.