Maybe the Indiana Jones films, with their appealing combination of laughs and close-shave thrills built around a rugged, quick-thinking archeologist in a fedora and leather jacket, were never going to be a great fit for that kind of gritty treatment. Part of what dims the enjoyment of this concluding chapter is just how glaringly fake so much of it looks. A whole lot of talk about this holy relic turns out to be mere distraction until we get to the real treasure, Archimedes Dial, a device believed to hold the power to locate fissures in time. The best Indiana Jones movies all have a supernatural element, so why not time travel? Filling the plucky young sidekick spot, Isidore’s Teddy is, well, let’s just say he’s no Short Round and leave it at that.