The Guardian starts off strong with an engaging introduction that pulls you into the world of elite rescue swimmers. The setup is solid, and the first act does a great job establishing the stakes. But once the second act kicks in, the momentum slows...

Kevin Costner is "Randall", a veteran coast guard life saver who is given a training assignment after an attempted rescue doesn't quite go to plan. Reluctantly, he has to lick a bunch of new recruits into shape and, of course, there is one "Jake" (A...