Seven years ago, Harris Dickinson was at the ceremony for the 27th Annual Gotham Independent Film Awards, an early pitstop in Hollywood’s awards season. Dickinson, an unknown 21-year-old from Walthamstow, east London, was nominated in the Breakthrough Actor category for his role as a closeted teen in the Brooklyn drama Beach Rats. He took his mother as his date.
The only issue came when they realised that Nicole Kidman was there as well. “Mum was a little bit tipsy, and she said,…

