Heroes courtesy Mitch Haaseth/NBC Photo Heroes courtesy Mitch Haaseth/NBC Photo

NBC Universal has released details on the "Heroes World Tour," a global marketing initiative in which 12 cast members will swoop down on eight countries beginning Aug. 26 - two days before Season 1 arrives on DVD and HD-DVD. The tour has been split into three legs, as follows:

North America: Noah Gray-Cabey, James Kyson Lee, Zachary Quinto and Dania Ramirez, with co-executive producer Jeph Loeb and acclaimed graphic-novel artist Tim Sale
" New York City, Aug. 27-29
" Toronto, Aug. 30-Sept. 1

Europe: Jack Coleman, Hayden Panettiere, Adrian Pasdar and Milo Ventimiglia, with executive producer Dennis Hammer
" Munich, Aug. 26-27
" Paris, Aug. 28-29
" London, Aug. 30-Sept. 2

Asia: Greg Grunberg, Ali Larter, Masi Oka and Sendhil Ramamurthy
" Tokyo, Aug. 26-28
" Hong Kong, Aug 29-30
" Singapore, Aug. 31-Sept. 2

Everyone else can keep tabs on the escapades via daily reports and exclusive video at NBC.com/HeroesWorldTour.

Related: Heroes Cast Launches World Tour