E36: “The Angel of Death” Pt. 2 - Charles Cullen

Charles Cullen was one of the deadliest serial killers in American history. As a nurse, he went from hospital to hospital, leaving a trail of bodies in his wake. Greg and Vanessa investigate how the New Jersey hospitals that employed the killer nurse ignored evidence of his murders. Yet despite the mounting deaths, the one person capable of bringing Cullen to justice was his only friend.

E34: “The Midwest Black Widow” Pt. 2 - Belle Gunness

A fire rages at black widow Belle Gunness's murder farm, where her many victims lie buried below her hog pen. After deputies find a headless woman's body in the ashes, authorities believe that Belle was murdered by her jealous farmhand. But Greg and Vanessa think that’s exactly what Belle wanted them to believe. Why would a serial killer fake her own death? And what would drive her to do so? Greg and Vanessa investigate.

E30: “The Giggling Granny” Pt.2 - Nannie Doss

Behind the cheerful demeanor of a sweet southern grandma, lurked a vicious killer. Nannie Doss poisoned her husbands, killed her children, and even went after her own mother. This week, Greg explores Nannie’s use of the lonely hearts columns to find victims, and Vanessa examines how social conformity and societal norms helped this killer fly under the radar for so long.

E28: "The Grim Sleeper" Pt 2. - Lonnie Franklin Jr.

Lonnie Franklin Jr. offered rides to Los Angeles women, only to kill them, photograph them, and leave their bodies to be found like trash on the street. “The Grim Sleeper” had a deep-seated need to degrade women, ending at least ten lives before new breaks in forensic technology helped the police to catch him. Greg and Vanessa discuss Franklin’s change in MO, his police interrogation, and the remaining task of identifying the unknown women in his polaroid’s.

Join us after the episode for an exclusive interview with Hart Hanson, creator of the TV series BONES. We’ll talk about his new crime novel, The Driver.

E27: "The Grim Sleeper" - Lonnie Franklin Jr.

He targeted and killed multiple women in the 1980’s; then mysteriously disappeared. Fourteen years later, he started killing again. Why would he stop? And why, after so long, would he come back? Greg and Vanessa examine what made “The Grim Sleeper” different from other serial killers operating in the area at the same time, as well as the psychology behind his “trophies.”

E26: “The Casanova Killer” Pt. 2 – Paul John Knowles

A lust killer who dreamed to be known as an outlaw, Paul John Knowles sought infamy. He was so desperate to be remembered; he recorded his own confession to multiple murders while still a free man, and shared the tapes with his lawyer. Knowles killed indiscriminately, occasionally allowing writers to live—so they could chronicle his story. This week, Greg and Vanessa follow Knowles’ cross-country murder spree to its shoot-out conclusion.

E25: “The Casanova Killer” - Paul John Knowles

He had no pattern. No victim type. No consistent MO. And he killed across the country. Nicknamed the “Casanova Killer” for his good looks, Paul John Knowles confounded the police. Greg and Vanessa dig into Knowles troubled childhood and disrespect for authority, then try to unpack a confusing man who described himself as both Jonathan Livingston Seagull and Bonnie and Clyde.

E22: "The Toolbox Killers" Pt. 2- Lawrence Bittaker & Roy Norris

These sadistic killers notoriously recorded the audio of their final murder; a recording so disturbing, half the courtroom broke down in tears. Prior to the recording, Lawrence Bittaker and Roy Norris plotted to kill a girl of every age from thirteen to nineteen, and got halfway through their plan. Greg and Vanessa discuss organized killers, and why this pair chose to leave their final victim in a place she was sure to be found.

INTRODUCING…Stick around after the show for a special interview with Edgar-Award Winning Author Meg Gardiner where we discuss how she writes about the psychology of serial killers and detectives in her new book, UNSUB. Moving forward, we will occasionally interview crime writers at the end of Serial Killer episodes, ensuring we do not ruin your experience but giving you the option to hang around and listen to more content!

E20: "The Acid Bath Murderer" - John George Haigh Pt. 2

If there’s no body, there’s no murder. At least, that’s what John George Haigh thought the legal term “corpus delicti” meant. Haigh dissolved his victims in acid, earning the nickname “The Acid Bath Murderer”. This organized and “paranoiac” killer went after people he knew, aiming to steal their money. Greg and Vanessa follow Haigh’s pattern of murders, and the arrogance that helped the police to bring him in.

E19: "The Acid Bath Murderer" - John George Haigh

John George Haigh poured his victims’ bodies down the sewer. A narcissistic killer, Haigh had a severe lack of empathy which led him to kill people, rob them, and dissolve their bodies in acid. This week, Greg and Vanessa explore narcissistic personality disorder, the insanity defense, and the factors in Haigh’s early life that led to him murdering one of his few friends.