Wiktionary
n. (context television film English) The primary footage for non-narrative or interview based film, and usually refers to talking heads or footage that directly relates to the moment.
Usage examples of "a roll".
George Berke, a veteran life guard, found the ring, whereupon Mitchell peeled a hundred dollar hill from a roll he carried in his pocket and handed it to die captain as a reward for his find.
On a table between the bidet and the bed was a box of tissues and a roll of paper towels.
Pots and pans, scissors, handsaws, nostrums, a roll of calico for the ladies, plantations like your Quantness there were miles from anything, little worlds to themselves and he was the outside world, he was a real institution because his real stock in trade was news and gossip, welcomed with opened arms wherever he showed up with what they really hungered for.