The Hidden Third

From Emmy and Peabody Award–winning journalist Mariana van Zeller comes THE HIDDEN THIRD, a weekly dive into the underground markets that quietly power a third of the global economy. Every episode Mariana sits down with people who know these worlds firsthand - the hustlers, smugglers, scammers, kingpins, and those trying to shut them down. The series reveals how they function, why they endure, and the profound ways they impact us all. New episodes drop every Wednesday wherever you get your podcasts. The Hidden Third is a co-production of Muck Media and The Roost Podcast Network.

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Episodes

Chasing Pill Mills: An FBI Insider’s Story | The Hidden Third with Mariana van Zeller

FBI veteran Kurt McKenzie joins Mariana for the inside story of Operation Oxy Alley- the takedown of what’s widely described as the largest pill-mill trafficking operation in U.S. history. Mariana recounts her own investigation and how it led to her being chased down I-95 by the brothers at the center of the case, and how it wasn’t the last McKenzie investigation she got pulled into. Learn more about your ad choices. Visit megaphone.fm/adchoices...

Oct 15, 2025•1 hr 24 min•Ep. 2

From Prisoner to Actor | The Hidden Third with Mariana van Zeller

Pro skater and actor Fabian Alomar takes Mariana from L.A.’s skate scene to years in a high-security prison, where survival meant being ready for anything - even stashing blades where the sun doesn’t shine. Learn more about your ad choices. Visit megaphone.fm/adchoices

Oct 15, 2025•2 hr 7 min•Ep. 1

The Hidden Third Trailer

From Emmy and Peabody Award–winning journalist Mariana van Zeller comes THE HIDDEN THIRD, a weekly dive into the underground markets that quietly power a third of the global economy. Every episode Mariana sits down with people who know these worlds firsthand - the hustlers, smugglers, scammers, kingpins, and those trying to shut them down. The series reveals how they function, why they endure, and the profound ways they impact us all. Launching October 15th! Learn more about your ad choices. Vis...

Oct 13, 2025•2 min

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