Murder Is Easy's Morfydd Clark: 'Agatha Christie is brutal about class in Britain... she's so rude to us'

Morfydd Clark is trying to pick her words very carefully. We're discussing the BBC’s latest festive Agatha Christie adaptation Murder Is Easy, in which she plays a starring role, and she's trying to avoid blurting out key plot points... and failing quite comprehensively.

“My spoilering is so strong,” the 33-year-old laughs as I excise another reference to whodunnit. “I reveal birthday presents I’ve got for people. I’m not told about surprise parties.”