Josh O'Connor plays a hapless art thief whose big job goes wrong in the 1970s-set thriller, which premieres in the Cannes competition on Friday.

Josh O’Connor heaped praise on his “The Mastermind” director Kelly Reichardt during the film’s Cannes press conference on Saturday, saying “there’s a kindness” to working with her “which you don’t often get.

Kelly Reichardt delivers a quietly subversive heist with 'The Mastermind,' a bleakly funny story led by a mesmerizing Josh O’Connor.