I didn't see the UK program but there was a History Chaneels program on TV in the US a few weeks ago that was commented on in pprune.
The US program dealt specifically with the United aircraft that the crago door blew off coming out of Honolulu.
Basically the progam highlighted the NTSB whitewash that blamed the cargo handlers not closing the door properly.
A New Zealand couple whose son died in the accident did there own research and did it far more thouroughly than the NTSB !!O
They showed that the door opening had happened on several occasions and Boeing new about it. There was a Boeing mod that had been out for some time that most airlines did not do !
After the problem was finally aired the FAA ( better late than never!) made it a 30 day AD:
