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Killer Instinct

Murder In The Mansion : Cullen Davis

Killer Instinct

Savannah Brymer & Studio71

Society & Culture, True Crime, News

4.22.7K Ratings

🗓️ 21 January 2026

⏱️ 36 minutes

🧾️ Download transcript

Summary

In the summer of 1976, a lavish Fort Worth mansion tied to wealthy oil heir Cullen Davis became the scene of a deadly ambush that left two people dead and others wounded, including the 12-year-old stepdaughter of his estranged wife. Shop my favorite bras and underwear at http://www.skims.com/killer #skimspartner Get exclusive Killer Instinct content on my patreon : ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠https://www.patreon.com/killerinstinct ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠ If you like the show, telling a friend about it would be helpful! You can text, email, Tweet, or send this link to a friend: ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠http://bit.ly/KillerInstinctPod⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠ Follow Savannah on IG: @savannahbrymer Follow Savannah on Twitter: @savannahbrymer Get exclusive Killer Instinct content on my patreon : ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠https://www.patreon.com/killerinstinct ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠ If you like the show, telling a friend about it would be helpful! You can text, email, Tweet, or send this link to a friend: ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠http://bit.ly/KillerInstinctPod⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠ Follow Savannah on IG: @savannahbrymer Follow Savannah on Twitter: @savannahbrymer Learn more about your ad choices. Visit podcastchoices.com/adchoices

Transcript

Click on a timestamp to play from that location

0:00.0

Hello everyone. What is up? Welcome back to another episode of Killer Instinct, you guys. Thank you so much for

0:12.5

joining me here today. If you're new here, hi, my name is Savannah and I'm your host of Killer Instinct.

0:18.3

And before we get started, make sure you go ahead and hit that subscribe button.

0:22.2

That way you never miss an episode.

0:24.8

We post weekly here on the podcast every single Wednesday.

0:27.6

You're not going to want to miss it.

0:28.9

We also upload the video version onto YouTube on Wednesdays as well.

0:32.8

So make sure you are subscribed.

0:34.9

And if you're looking for more exclusive killer instinct content, you can

0:38.4

always find that over on our Patreon. We post an additional three episodes a month on Patreon.

0:43.3

We also end the month with an exclusive live stream. It's where you can stay up to date with

0:48.2

all things current true crime news. All of those links will be in the description box below as

0:53.8

well for you to check

0:54.6

out if you have not already. But with all of that being said, let's talk about why we are here today.

1:01.7

As you guys can tell by the title of today's episode, today we are talking about the horrific

1:06.5

double homicide that to this day is unsolved and will probably leave you with more questions

1:13.0

than it will answers. This is a case that will probably frustrate you. It will anger you.

1:19.3

And it is a very twisted, twisted case that we're about to jump into. So with that being said,

1:26.7

let's jump right on into it today.

1:28.8

Now, to understand this case and to really get started with it, we need to start with a man

1:34.6

named Thomas Cullen Davis. Now, Thomas Cullen Davis, he went by the name Cullen, and he was

1:41.4

born on September 22nd of 1933. He was the middle of three sons and was born

...

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