2015's TV Halloween Episodes Guide

It's Holt vs. Peralta in "Halloween III," which sees the two detectives face off in a challenge to be the best detective on the holiday.

When it's on: Oct. 25 at 8:30 p.m. on Fox

In the "Hauntening," the Belchers head to a haunted house to try to give Louise her first scare.

When it's on: Oct. 18 at 9 p.m. on Fox

In an absurd premise, the guys accidentally kill a man at an abandoned asylum and try to pin it on each other. It's not American Horror Story, it's Family Guy's "Peternormal Activity" episode.

When it's on: Oct. 25 at 9 p.m. on Fox

In a crossover event with Sleepy Hollow, the Bones gang gets a visit from Abbie and Ichabod, who are seeking a headless body that Brennan's team is investigating.

When it's on: Oct. 29 at 8 p.m. on Fox

In a continuation of the Bones crossover, Brennan and Booth help out Abbie and Ichabod when Pandora (guest star Shannyn Sossamon) wreaks havoc.

When it's on: Oct. 29 at 9 p.m. on Fox

The anthology's new season will celebrate Halloween as it usually does: with plenty of gore and scares. The Halloween installment is called "Devil's Night" and will feature the most notorious serial killers of all time, including Jeffrey Dahmer.

When it's on: Oct. 28 at 9 p.m. on FX