Joseph Gordon-Levitt

Towering achievement for Joseph Gordon-Levitt in 'The Walk'

There's a large element of make-believe in "The Walk," the film dramatizing French high-wire artist Philippe Petit's breathtaking 1974 walk between the twin towers of the World Trade Center. Many of the most impressive scenes were created on computer screens. Digital visualizations and mouse clicks inserted vistas of 1974 New York City, the vast towers themselves, the sky and clouds that the buildings touched a quarter-mile high. But the spectacle of the daredevil's tightrope walk across the void should be largely credited to Joseph Gordon-Levitt, who strolled many of those scenes on his own, one cautious footstep after another.tmpplchld "I did learn how to walk...