As trendy, glamorous American cities go, Seattle ranks pretty far up the list. And during the 1980s and ’90s, when Seattle’s star was rising, Hollywood couldn’t get enough of the place, filming movie after movie in its picturesque urban settings. But these days, the filmmakers’ dash for the Canadian border has left Seattle bereft of new productions, and forced to watch in disbelief as movies set in the city are filmed in Vancouver and other foreign cities. City officials are trying desperately to lure Hollywood back to town with financial incentives and other deals, but so far, nothing is working.