Caerphilly Castle as The Trap (main hall)
The Doctor eats dinner in one of the big rooms in the castle, and later watches The Veil as it pursues him.
“Heaven Sent” Filming Locations
The Doctor finds himself trapped in a mysterious castle while being pursed by a relentless foe.
Doctor Who episode “Heaven Sent” was filmed in Cardiff in the United Kingdom.
Cardiff Castle as The Trap (fancy rooms)
The Doctor rushes back and forth across the building his is trapped in to gain some time away from his pursuer.