Remarkably Tom Cruise’s celebrity does not transcend the plot of this tightly -wrought thriller; the action is intense,  feasible and expertly executed.  Writer/director Christopher McQuarrie eliminates the glibness, tongue-in-cheek parodies pervasive in contemporary “save mankind” films. Cruise’s portrayal of hero “Ethan Hunt” is sensationally seasoned; with equanimity he hangs from planes, stoically survives excruciating beatings; Houdini-like escapes, actualized with slippery …