In the Marvel films he was unassailable, but in real life the actor says he’s more like the anxious thief he plays in Crime 101. He and its writer/director Bart Layton talk midlife angst, imposter syndrome – and Alzheimer’s

‘It’s like a therapy couch,” says Chris Hemsworth, as he takes a seat on a chaise longue in the London hotel room where we’re meeting. He laughs, but it quickly becomes clear the Australian actor is more than ready to examine his life and the image he has long presented to the world.

As Thor, the God of Thunder, Hemsworth has come to embody a certain idea of masculinity: invulnerable, assured, unshakeable. The role, which spanned nine films, put him up among the world’s highest paid actors and made him a global pin-up. Yet the confidence was, in part, a construction. “The character you see in interviews,” he says, easing into the chaise longue, “and the presentation of myself over the last two decades working in Hollywood, it’s me – but it’s a creation too. It’s what I thought people wanted to see.”