In this episode, we dive into the disturbing crimes of Joseph Edward Duncan III, a convicted serial killer, rapist, and child molester whose horrific acts spanned decades and left a trail of devastation across multiple states. We explore his early life and the shocking series of events that culminated in one of the most haunting cases in modern American criminal history. From his troubled childhood and escalating violence to the brutal murders of the Groene family and the miraculous survival of young Shasta Groene, this episode examines how Duncan managed to evade justice for years — and the dark legacy he left behind.
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Convicted child murdere Joseph Edward Duncan III dies on death row. (2021, March 28). Retrieved from Justice: https://www.justice.gov/usao-id/pr/convicted-child-murderer-joseph-edward-duncan-iii-dies-death-row
Geranios, N. (2021, March 31). My soul is lighter: serial killer's death brings closure. Retrieved from AP News: https://apnews.com/article/joseph-edward-duncan-serial-killer-death-brings-closure-aa2fc0a9556f69f4d07cf10f505ec6db
Joseph Edward Duncan. (n.d.). Retrieved from Wikipedia: https://en.wikipedia.org/wiki/Joseph_Edward_Duncan
Joseph Edward Duncan. (n.d.). Retrieved from Murderpedia: https://murderpedia.org/male.D/d/duncan-joseph-edward.htm
Rosewood, J., & Lo, R. (2017). The Big Book of Serial Killers. LAK Publishing.
Spells, A., & Maxouris, C. (2021, March 29). Serial Killer Joseph Edward Duncan III dies . Retrieved from CNN: https://www.cnn.com/2021/03/29/us/joseph-edward-duncan-iii-dies-death-row
Steinbuch, Y. (2021, March 29). Concivted serial killer Joseph Ducan dies on death row. Retrieved from NY Post: https://nypost.com/2021/03/29/convicted-serial-killer-joseph-duncan-dies-on-death-row/
Vanapalli, V. (2022, June 6). Joseph Duncans death: Who were his victims? How did he die? Retrieved from The Cinemaholic: https://thecinemaholic.com/joseph-duncans-death/
WBRZ staff. (2021, March 29). Serial killer convicted of torturing, killing multiple victims dies following brain cancer diagnosis. Retrieved from WBRZ20: https://www.wbrz.com/news/serial-killer-convicted-of-torturing-killing-multiple-victims-dies-following-brain-cancer-diagnosis
Yeatman, D. (2024, March 11). Idaho woman who escaped notorious serial killer Joseph Edward Duncan III after being kidnapped aged eight is hit with another tradegy years later as her house burns down leaving her and her five kids homeless. Retrieved from Daily Mail: https://www.dailymail.co.uk/news/article-13184609/joseph-duncan-shasta-groene-fire-serial-killer-idaho.html
