Reports about the "body-in-a-bag spy" describe how two experts spent days trying to figure out whether Williams, who was athletic and of medium height, could have contorted himself in such as way as to lock himself into the North Face holdall bag, with a key to the padlock inside.
As the title figure, a feisty Natalia Osipova, a steely Misty Copeland and an athletic Isabella Boylston each took the independent streak implied by Mr. Ratmansky's reading of the character and made it seem individual to her.