Plot Synopsis

GHOST ADVENTURES: SERIAL KILLER SPIRITS is a four-part series that follows Zak Bagans, Aaron Goodwin, Billy Tolley and Jay Wasley, as they embark on a terrifying cross-country journey to document if evil energy lingers within the infamous locations associated with America's most notorious serial killers. As they delve into each case, they will retrace the killer's steps, visit known hangouts and speak with leading experts to gain insight on why these sociopaths committed their evil acts. Every Saturday throughout October, viewers will follow the GHOST ADVENTURES crew as they investigate locations such as killer clown John Wayne Gacy's prison cell, HH Holmes' murder house and the Squirrel Cage Jail, which housed the vicious Jake Bird. The crew will also study the Anson Call House, an abandoned building that many believe has ties to Ted Bundy's terror spree during the 1970s.

"H.H. Holmes Murder House" (Saturday, October 5 at 9pm ET/PT): Zak and the crew investigate the Irvington, Indiana, home where H.H. Holmes, America's first serial killer, killed a nine-year-old boy. The current owner believes dark and sinister forces have overtaken the property, leaving her vulnerable to possession.

"John Gacy Prison" (Saturday, October 12 at 9pm ET/PT): Zak and the crew head to Illinois in search of the spirit of infamous serial killer John Gacy. Their investigation leads them to the Old Joliet Prison, where they hope to come face-to-face with the Killer Clown himself.

"Axe Killer Jail" (Saturday, October 19 at 9pm ET/PT): Zak and the crew travel to Council Bluffs, Iowa, to investigate the jail that once held Jake Bird, a prolific serial killer who may have killed as many as 46 people and was said to have placed a deadly curse on the men who convicted him.

"Ted Bundy Ritual House" (Saturday, October 26 at 9pm ET/PT): Zak and the crew investigate an abandoned house in Bountiful, Utah, where locals claim notorious serial killer Ted Bundy murdered one of his victims. Overloaded with satanic rituals and violence, the home is drenched in a dark, sinister energy.