Due to the graphic nature of this episode, listener discretion is advised.

This episode contains discussions of murder, sexual abuse, domestic abuse, and assault

that some listeners may find disturbing. Extreme caution is advised for listeners under 13.

On a rainy spring day in 1979, 52-year-old Glennon Engelman

crouched over a table in his garage. He yonged as he fiddled with a tangle of wires.

He was exhausted from a long day at his dental clinic. No matter how tired he was,

though, he had to get this right. One wrong move could spell disaster.

A cluster of dynamites sat in front of a clinic. Eight sticks tied together by hand.

He was putting the finishing touches on a bomb. One far more powerful than it needed to be.

Glennon only wanted to kill one person, a woman who'd become a nuisance to him.

He just needed a little TNT to make her go away forever. That's all it had taken to kill

Eric Frey, the last person Glennon had blown up. But he wanted to send a message to his victim

and her family. No one messes with Glennon Engelman and gets away with it.

Hi, I'm Greg Pulsing. This is Serial Killers, a Spotify original from podcast.

Every episode we dive into the minds and madness of Serial Killers. Today we're returning to

the sorted life of Glennon Engelman, the friendly neighborhood dentist and bloodthirsty killer.

I'm here with my co-host, Vanessa Richardson. Hi, everyone. You can find episodes of Serial Killers

and all other Spotify originals from podcast for free on Spotify.

Last time we discussed Glennon's first two murders. In both cases, he killed his mistress's

husbands to collect on their life insurance. Today we'll follow Glennon as his money-making

schemes become more intricate and increasingly destructive. And despite avoiding suspicion for

years, it's his irrepressible ego that finally brings him undone. We've got all that and more

...