Can Las Vegas Save ‘Spider-Man: Turn Off The Dark’?

Things were already looking bad for Spider-Man: Turn off the Dark in 2010 when the $75 million musical’s brass decided the ending didn’t make sense.

Relatively speaking, this was a minor issue for the most expensive show in Broadway history. Since rehearsals began, cast members have suffered gruesome injuries in the show’s high-flying action sequences, resulting in a New York State Department of Labor citation for workplace safety violations; the production’s launch was delayed six times. And...