In this edition of the Screening Room, OnMilwaukee.com movie expert Mark Metcalf weighs in on the Ben Stiller-directed comedy "Tropic Thunder," which features a brilliant performance by Tom Cruise (pictured) and the HBO series "Rome," which captures a good deal of the culture and the custom of Rome but creates suspicion that it is fabricated to make the show more appealing rather than actually researched and historically accurate.