Finally, we have some new info about the long awaited Nightwish's film Imaginaerum. According to nightwish.com, the world premiere will be at Hartwall Arena, Helsinki, Finland, on November 10, 2012. Screening of the film will be preceded by a show by Nightwish themselves. Finnish theatrical release is set to be on November 23, 2012. As of now, we have to wait for further announcement if the film will have theatrical release in other countries than Finland.
Also you can already pre-order the official soundtrack of the film 'Imaginaerum by Nightwish - The Score'.