: Arthur White, who played the character Ernie Trigg, is actually David Jason's real-life older brother. Jason chose his stage name because there was already an actor registered as David White.
: Frost’s famous habit of drinking other people's tea and coffee was a humanizing touch taken from the original novels. In the books, he was also a chain smoker who frequently stole cigarettes from his boss, Mullett, but Jason (who had recently quit) decided Frost should be a non-smoker on screen instead. A Touch of Frost (1992) subtitles
A Touch of Frost (1992) transformed David Jason from a beloved comic actor into a serious dramatic lead, but many of the character's signature traits—which subtitles help viewers catch—were actually born from on-set improvisation and real-life choices. : Arthur White, who played the character Ernie