Superman” will loom large again at the box office as two major newcomers, a “Smurfs” musical and the latest “I Know What You Did Last Summer,” open in theaters. After a mighty $125 million domestic start,

Box office projections for James Gunn’s “Superman” have inevitably dropped this weekend after its big opening, but will David Corenswet’s Man of Steel movie make enough to maintain a decent cruising altitude?

Less than two days after its release, James Gunn’s "Superman" had already grossed $217 million as of July 13.