Last December, it was confirmed that Johnson and Hartnett signed on to join Anne Hathaway in the film based on Colleen Hoover’s novel of the same name.

The Sex Education star, who is rumoured to have filmed his regeneration exit scene, was spotted leaving a gym session in London carrying a a barbell squat pad.

Some TV shows catch on because they are great art. Others catch on because they offer soothing distractions from a hectic ...