Front runners that I can think of are Tom Hardy in Taboo (as per the thread) and Pablo Escobar in Narcos.
I’d never heard of grunt being used as synonymous with guffs before I came to this website. I’ve learnt so much in my time here.
Grunt is my favourite. Use guff most commonly due to parenthood.
he looks so much like a gerry anderson puppet it’s unreal.
Not a TV show but Timothy Spall in Mr Turner must hold some kind of record for this