From Tom Jones and Shirley Bassey to Gavin and Stacey and Goldie Lookin Chain, the range of Wales' accents is mind-boggling. From Cardiff to Anglesey and back, occasionally tongue-twisting tones ...

The latest Marvel project includes the likes of superstars Samuel L Jackson, Olivia Colman - and a Cardiff accent. Kingsley Ben-Adir, who plays Gravik in Secret Invasion, told Buzzfeed he looked to ...