About this programme
Cutting-edge visuals drain the water around Alcatraz to reveal why the prison was so inescapable and find out what the bay's fault lines could mean for San Francisco's future. 7+.
Programme listing
Drain Alcatraz
Channel
National Geographic
National Geographic
Starts
Sun 8 Nov 2026, 22:00
Sun 8 Nov 2026, 22:00
Ends
Sun 8 Nov 2026, 23:00
Sun 8 Nov 2026, 23:00
Category
News & Documentary
News & Documentary
When is Drain Alcatraz next on TV?
Drain Alcatraz is next on National Geographic at 22:00 on Sun 8 Nov 2026.
What channel is Drain Alcatraz on?
The next showing is on National Geographic.
Is Drain Alcatraz on TV tonight?
Yes — it is on tonight at 22:00 on National Geographic, ending at 23:00.
Know when it’s back on
Create a free TVGuideUK account and set reminders for Drain Alcatraz, series links and favourite channels — handy when you found us by searching what time it’s on.
What channel?
National Geographic
National Geographic
Start time
22:00
22:00
Ends
Sun 8 Nov 2026, 23:00
Sun 8 Nov 2026, 23:00
Channel numbers
SkySky Q / Satellite129Channel numbers may vary by region, package or device.