This is a delightful documentary about the many voluntary steam train preservation societies who saved many lovely ye olde engines from the decomissioning scrapyard in the 60s! They were indeed wonderful wizards who saved everything from The Flying Dutchman to The Hogwarts Express! :)
Was on channels:
The Marsh King's Daughter 
Terminator 2: Judgment Day 
Police Interceptors 
Men in Black: International 
