Despite the recession, blockbuster franchise flicks have rung up killer box-office returns. Studios hope that continues this year with such familiar names as "Harry Potter," "Hannah Montana," and "Star Trek."

No name on the marquee was more pleasing to theater owners in 2008 than Will Smith, according to a survey of movie exhibitors. Smith, star of "Hancock" and "Seven Pounds," was voted the star who generated the most box office revenue for theaters in...