
Killer Psyche
When a shocking crime occurs, people ask “Why?” Was it about power, ego, or revenge? On Killer Psyche, retired FBI agent Candice DeLong draws on her decades of experience to reveal why these murderers and criminals committed these heinous acts. She will reveal fascinating new details about what drove these people, including cases she was close to. Candice will share specific psychological methods and profiling techniques that experts use to understand the deepest part of the most complex, fascinating, and twisted minds, from the Unabomber to Alex Murdaugh to Mary Bell.Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Join Wondery+ in the Wondery App, Apple Podcasts, or Spotify. Start your free trial by visiting http://link.wondery.com/KillerPsycheLinks now.
Latest episodes

Sep 12, 2023 • 2min
Killer Psyche: Season Three Preview
Former FBI agent Candice DeLong is back with Season Three of Killer Psyche, where she delves into the fascinating psychology and motivations behind disturbing criminal figures. From well-known killers like Leopold & Loeb to lesser-known figures like Belle Guinness, Candice promises to offer chilling insights. The first episode will be available on September 19th.

May 2, 2023 • 44min
The Slender Man Stabbings
Retired FBI agent and criminal profiler Candice DeLong unravels the internet-driven cult known as "Slender Man." Two twelve year old girls lured their friend into the forest and stabbed her nineteen times in order to appease the fictional Slender Man character. How could an obscure online tale have led to attempted murder?Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Start your free trial in the Wondery App or visit wondery.app.link/TI5l5KzpDLb now.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Apr 18, 2023 • 41min
The Woman Who Shot her Own Children: Diane Downs, Part I
Retired FBI agent and criminal profiler Candice DeLong dives into the case of Diane Downs, a troubled woman who longed for motherhood, yet murdered her daughter and shot her other two children.Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Start your free trial in the Wondery App or visit wondery.app.link/TI5l5KzpDLb now.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Apr 4, 2023 • 47min
Chicago's Mass Murderer: Richard Speck
Retired FBI agent and criminal profiler Candice DeLong dives into the grisly mass murders that rocked Chicago in the 1960s. Richard Speck killed eight student nurses in their residence. Candice walks us through Speck's troubled childhood and criminal history, and how they might have contributed to this tragic outcome.Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Start your free trial in the Wondery App or visit wondery.app.link/TI5l5KzpDLb now.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Feb 28, 2023 • 41min
Mary Bell: The 11-Year-Old Killer
Former FBI agent and criminal profiler Candice DeLong examines the upsetting case of Mary Bell, an 11-year-old who killed two young boys. While Mary's crimes were horrific, it would be too simplistic to say she was purely evil. She had a tragic backstory, and she was not as one dimensional as many others have portrayed her.Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Start your free trial in the Wondery App or visit wondery.app.link/TI5l5KzpDLb now.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Jan 24, 2023 • 32min
The Candy Store, Part I: Undercover Madam
Once upon a time, former FBI agent and criminal profiler Candice DeLong was assigned to the drug squad working in tandem with the DEA. In this special episode, Candice recounts one of her wildest operations undercover...as a madam.Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Start your free trial in the Wondery App or visit wondery.app.link/TI5l5KzpDLb now.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Jan 17, 2023 • 45min
The Fort Bragg Murders: The Brutal Case of Jeffrey MacDonald
Former FBI agent and criminal profiler Candice DeLong takes a closer look at the case of Jeffrey MacDonald, a former United States Army officer convicted of murdering his pregnant wife and two young daughters. He maintains innocence to this day, blaming four mysterious "hippies" for the crimes.Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Start your free trial in the Wondery App or visit wondery.app.link/TI5l5KzpDLb now.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Jan 10, 2023 • 38min
Amy Bishop: The Professor Turned Killer
Former FBI agent and criminal profiler Candice DeLong digs into the case of Amy Bishop, a professor who murdered three of her colleagues at the University of Alabama after being denied tenure. Candice unravels Amy's long history of violence, including the shooting her brother, which was initially ruled accidental.Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Start your free trial in the Wondery App or visit wondery.app.link/TI5l5KzpDLb now.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Oct 18, 2022 • 43min
The Aurora Shooter: James Holmes
In part one of this two part episode, former FBI agent and criminal profiler Candice DeLong takes a look at James Holmes, the Aurora Shooter. Candice explores how James' history of mental issues contributed to his massacre of 12 people and the wounding of 70 others when he attacked a movie theatre in July 20, 2012.Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Start your free trial in the Wondery App or visit wondery.app.link/TI5l5KzpDLb now.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Sep 6, 2022 • 44min
Harold Shipman, Part I: The Original Doctor Death
In the first half of this two-part episode, former FBI agent and criminal profiler Candice DeLong digs into the case of Harold Frederick Shipman: The Original Dr. Death. A prominent doctor in the UK during the late 1990s, Dr. Shipman murdered at least 230 of his patients, mostly elderly women. Candice examines the factors that could have made a man that was sworn to do no harm, take so many lives.Need more Killer Psyche? With Wondery+, enjoy exclusive episodes, early access to new ones, and they’re always ad-free. Start your free trial in the Wondery App or visit wondery.app.link/TI5l5KzpDLb now.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.