Dorothy Jane Scott, a 32 year old single mother from California, who was being stalked at the time, mysteriously went missing in May of 1980 while at the hospital with two co-workers, one of which received a spider bite. Her mother endured chilling phone calls from her stalker for almost 4 years, until Dorothy's remains were discovered. 38 years later, and this case remains unsolved.

Sources:

Allan, Laura. (NA). The Deeply Unsettling and Unsolved Murder of Dorothy Jane Scott. Retrieved from: https://www.ranker.com/list/unsolved-dorothy-jane-scott/laura-allan

Berry, Craig. (2018, March 17). The Unsolved Abduction and Murder of Dorothy Jane Scott. Retrieved from: https://truecrimearticles.com/2018/03/17/djs/

Varady, Cynthia. (2019, February 23). Cold Case: Dorothy Jane Scott. Retrieved from: https://demiworld.net/cold-case-dorothy-jane-scott/

Thornlow, Brenda. (2018, January 22). UPDATE: More Information on the Murder of Dorothy Jane Scott. Retrieved from: https://medium.com/@brenmar71/update-more-information-on-the-murder-of-dorothy-jane-scott-d2ba6fabb97