Swinton and Hiddleston play a pair of centuries-old vampires who rekindle their flame in Detroit as you do in.
But we adults knew him first as heroin junkie Mark Renton in Danny Boyle's breakthrough feature — in which McGregor showed off his not-so-wee lightsaber after a quickie with an underage vixen Kelly Macdonald.
As a woefully repressed recent widow, baring her body to Billy Bob Thornton's prison guard was the equivalent to baring her soul.