This is the American Greed podcast presented by CNBC. I'm Stacey Keach.

In this episode of American Greed, from motivational guru Gary Shockey, the heat is on.

You can accomplish anything when you walk through this fire.

But Shockey's much more than a fire walking showstopper.

He's a relentless con man selling imaginary products

while raking his victims over the coals to steal millions.

I'm making five figures a week.

I cast a $27,000 check the other day.

But when Shawke hatches a scheme full of shadowy government contracts and million-dollar paydays,

he set sale for murder.

His motivation was pure greed, absolute greed.

Spring, Spring 2008.

44-year-old Gary Sharkey sits in a Southern California police station.

You want to be cleared as a person of interest in this case, and that's...

I'm not worried about being cleared in this case because we don't have a body.

The missing body is that of his business partner, Robert Vendrick.

Don't you think that if he was dead, though, that there'd be a body?

We know that Mr. Vendrick was murdered.

We know that Mr. Schock he murdered murdered. We knew that Mr. Shockey murdered him.

It was very, very obvious that there was foul play.

Three months earlier, Shockey and Vendrick leave nearby Dana Point Harbor

on a 23-foot sailboat named The Odyssey.

...