A lot goes right in The Play That Goes Wrong

But it’s the set that steals the show.

This 2012 play, written by Henry Lewis, Jonathan Sayer, and Henry Shields for London’s Mischief Theatre and now playing at the Oriental Theatre, could as easily have been called The Set That Goes Wrong. At least 50 percent of the comic bits in this amusing, intensely physical comedy involve mishaps with the scenery (brilliantly designed by Nigel Hook): wall hangings fall, a door won’t open, an elevator malfunctions, etc. The set is so integral to the story about a provincial theater company that tries—and fails—to put on a rather lackluster fictional 1920s murder mystery that it’s virtually another character.…