The recent swine flu outbreak has caused Hollywood to delay up-coming releases such as ''Star Trek,'' and ''X-Men Origins: Wolverine''

By Christine Spines
Updated May 01, 2009 at 04:00 AM EDT

Hollywood is feeling fluish. As concerns swirl about swine flu, Star Trek, X-Men Origins: Wolverine, and Ghosts of Girlfriends Past have pushed back their release dates in Mexico (the apparent epicenter of the outbreak). And with some of the country’s theaters closed indefinitely, the industry remains in an anxious holding pattern about the fate of a vital source of box office cash. ”Mexico accounts for 5 to 8 percent of international ticket sales,” says one rival distribution chief. ”It’s a nice number and it’s been growing.” — With additional reporting by Nicole Sperling