A Cronenberg virgin, Michael Fassbender came to A Dangerous Method just two weeks after completing Jane Eyre, though, just like Mortensen, he put in months of research.

Wading through Jung’s religious upbringing, his ascent from a lack of wealth and his ever-evolving theories, the actor was startled by his findings. But first there’s a pressing matter to clear up…

“It’s my own!” he assures Total Film in a thick Irish brogue, stroking and plucking by way of proof. Sat in his trailer sporting a pinstriped suit, gold watch chain and shit-eating grin, he’ s talking about the magnificent moustache that dominates his face.

“I try to grow my own facial hair whenever I can, though it’s not my own colour,” he admits. “I actually sport a ginger moustache, so I had it coloured black.”