Harold Henthorn loses his first wife in a tragic car accident on the side of a rural mountain road, and then his second wife falls off of a cliff in Rocky Mountain National Park. Authorities in Colorado feel something is terribly wrong, and a closer look at Henthorn’s past reveals disturbing clues as to how his wives met their deadly fates.

Harold and Sandra Henthorn

Harold and Toni Henthorn

Rocky Mountain National Park

Rocky Mountain National Park
Episode Source Material
- Share 7 Things You Didn’t Know About Rocky Mountain National Park
- Black Widower: How One Man Allegedly Murdered Two Wives
- The Accidents, by Caleb Hannan
- Investigation Into Death Of Henthorn’s First Wife Placed On Hold
- ABC7 Denver News Report – Harold Henthorn found guilty of murder
- ABC7 Denver News Reporter – Harold Henthorn sentenced to life in prison
- CBS This Morning News Report – “48 Hours” probes mysterious deaths of businessman’s two wives
- 48 Hours – Who is Harold Henthorn?
- CBS Denver Inside the Investigation: Harold Henthorn
- Man Held Without Bond in wife’s RMNP death
- Jury Weighs Whether Cliff Death Was Murder
- Man Convicted For Pushing Wife Off Cliff
- Doctor – Fort Collins Coloradoan
- Life Sentence For Husband Who Pushed Wife To Her Death Off Cliff
- Man Indicted in Wife’s Fall at Rocky Park – The Daily Sentinel and The Associated Press
- Woman Killed In National Park Had $4.5M Insurance
- Man Arrested in RMNP Death