Snow recalls: 'When I started to read the news at Channel 4 , I'd been on the road for about 15 years, I felt very conscious that I was the dullest thing in the studio.'

Feature-length documentary follows the journalist as he exposes a cover-up in Zambia, all while his memory is slipping away

Jon Snow retired from Channel 4 back in 2021 after 32 years at the broadcaster