Just watching the old Dr Who film with Bernard Cribbins (RIP) as PC Campbell. I was most surprised to see these strange objects pop up in the mineshaft set ...
Dalek - Invasion Earth 2150AD by Mike, on Flickr
Yes, I thought they were too!
Then an even better view a few frames later.
Dalek - Invasion Earth 2150AD by Mike, on Flickr
I wish I had more info to go with this! Not sure where else to share this nugget of trivia, or who else would be interested.
Or to post here, or the sci-fi section 😆