National Geographic Channel TV Guide — Saturday TV Listings & Schedule

Browse the full National Geographic Channel TV guide for Saturday, 19 September 2026. 21 programmes listed , including 6 tonight. US listings updated daily — scroll down to tonight's highlights or use the day tabs above to browse the weekly schedule.

Early Morning

00:00 1h

Inside the CIA: Secrets and Spies

Gary Harrington Documentary

Gary Harrington

A CIA case officer and Spec Ops veteran named Gary Harrington risks everything in order to recover a lost ally in Taliban territory.
01:00 1h

Trafficked with Mariana van Zeller

S4 · E9 · Underground Street Racing Documentary

Underground Street Racing

Mariana van Zeller investigates the deadly world of illegal street racing.
02:00 1h

Trafficked with Mariana van Zeller

S4 · E3 · The Tranq Dope Underground Documentary

The Tranq Dope Underground

Mariana van Zeller investigates the mysterious next wave of America's opioid crisis.
03:00 1h

Trafficked with Mariana van Zeller

S4 · E6 · Inside America's Militias True

Inside America's Militias

Mariana investigates the growing influence of heavily armed militias, private, often paramilitary, groups motivated by a desire to protect perceived threats.
04:00 1h

Trafficked with Mariana van Zeller

S4 · E1 · Cartel USA True

Cartel USA

Mariana explores the fact that the Mexican cartels are having a significant and growing influence within the United States, going beyond drug trafficking.
05:00 1h

Trafficked with Mariana van Zeller

S4 · E10 · Shark Hunters True

Shark Hunters

Mariana investigates the black market for shark fins, known as finning, which is a multi-million dollar illegal trade driven by demand for shark fin soup.

Morning

06:00 1h

Trafficked with Mariana van Zeller

S4 · E4 · Brides for Sale True

Brides for Sale

Mariana investigates the black-market trade in trafficked brides destined for China.
10:00 1h

Coastguard Dutch Caribbean

S1 · E3 · SOS Rescue Documentary

SOS Rescue

The Search and Rescue Helicopter looks for a missing girl on Bonaire, and the Coastguards take on the fast boat drug smugglers.
11:00 1h

Coastguard Dutch Caribbean

S1 · E6 · Drug Bust at Sea Documentary

Drug Bust at Sea

The Royal Navy orchestrates a spectacular drug bust, and the Coastguards investigate some suspicious-looking people in the marina.

Daytime

12:00 1h

Coastguard Dutch Caribbean

S1 · E2 · Anti-Drug Operation Documentary

Anti-Drug Operation

The Coastguards intercept a boat full of refugees and the Search and Rescue helicopter tries to rescue the crew of a sinking trimaran.
13:00 1h

Coastguard Dutch Caribbean

S1 · E4 · Oil Tanker Emergency Documentary

Oil Tanker Emergency

As a Coastguard plane searches for a missing fisherman, the Coastguards trace smugglers tracks and stumble upon a remarkable discovery.
14:00 1h

Coastguard Dutch Caribbean

S1 · E1 · Boat Party Bust Documentary

Boat Party Bust

The Coastguards perform a routine drug check on a party boat; a difficult interception with a drug boat challenges the crew of HNLMS Holland.
15:00 1h

Coastguard Dutch Caribbean

S1 · E5 · Caught at Sea Documentary

Caught at Sea

The Search and Rescue team assists a boy who may have broken his back and a boarding team intercepts a boat of refugees.
16:00 1h

To Catch a Smuggler

S10 · E2 · Shiny, White and Lethal Documentary

Shiny, White and Lethal

Border Patrol finds a smuggling tunnel; Customs and Border Protection seizes silver bars and cocaine.
17:00 1h

To Catch a Smuggler

S10 · E3 · High Caliber Highway Documentary

High Caliber Highway

HSI St. Louis pursues gun traffickers after they flee an undercover deal. CBP discovers siblings attempting a money structuring scheme in El Paso.

Evening

18:00 1h

To Catch a Smuggler

S10 · E4 · Whole Lotta Blow Documentary

Whole Lotta Blow

United States Coast Guard stops over 13,000 kilograms of cocaine and works with Homeland Security Investigations to detain smugglers.
19:00 1h

To Catch a Smuggler

S10 · E5 · Dope Rides in the Thundercat Documentary

Dope Rides in the Thundercat

American Maritime Officers pursue a boat fleeing to foreign waters; Customs and Border Protection busts a drug-smuggling family.
20:00 1h

To Catch a Smuggler

S10 · E6 · Rolling in Coke Documentary

Rolling in Coke

Coast Guard and Homeland Security Investigations track suspected human smugglers; Customs and Border Protection finds over 200 kilograms of cocaine.
21:00 1h

To Catch a Smuggler

S10 · E7 · The Dope Boat Documentary

The Dope Boat

Homeland Security Investigations find cocaine in a Colombian sailboat; a Customs and Border Protection rookie K9 finds drugs going overseas.
22:00 1h

To Catch a Smuggler: Secret Stash

True Lime Crime Documentary

True Lime Crime

In this enhanced episode, HSI seizes coke found ashore; CBP finds over 120 kilos of meth and stolen cars hidden in outbound shipping containers.
23:00 1h

To Catch a Smuggler: Contraband Capture

S1 · E10 · Mr. Money Bags Documentary

Mr. Money Bags

Officers detain passengers after finding 65 kilos of marijuana.

Early Morning

Morning

Daytime

Evening

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