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| Full Name: | --- |
| Gender: | --- |
| Race: | --- |
| Birth: | --- |
| Death: | --- |
| Cause of Death: | --- |
| Nicknames: | Tylenol Killer / Tylenol Murderer / Tylenol Poisoner / Tylenol Terrorist |
| Murder Toll: | 7 murdered victims |
| Murder Time Frame: | September 1982 - October 1982 |
| Murder Locations: | United States - Arlington Heights, Illinois / Chicago, Illinois / Elk Grove Village, Illinois / Elmhurst, Illinois / Winfield, Illinois |
| Preferred Prey: | Random people |
| Modus Operandi: | Poisoning |
| Victim Disposal: | No direct contact with victims |
| Signature: | Laced Tylenol Extra-Strength capsules with cyanide |
| Trophies: | --- |

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![]() Mary Kellerman Female - Age 12 Death: September 1982 |
![]() Adam Janus Male - Age 27 Death: September 1982 |
![]() Stanley Janus Male - Age 25 Death: September 1982 |
![]() Theresa Janus Female - Age 19 Death: October 1982 |
![]() Mary Reiner Female - Age 27 Death: October 1982 |
![]() Paula Prince Female - Age 35 Death: October 1982 |
![]() Mary McFarland Female - Age 31 Death: October 1982 |
![]() James Lewis Male (????-????) |
![]() Roger Arnold Male (????-????) |



![]() Product Survival Lessons of the Tylenol Terrorism Authors: Several Pub. Year: 1982 |
