The countdown begins on Monday, August 13 with a night of heroes as NBC airs an exclusive 30-second clip from Resident Evil: Extinction, starring Milla Jovovich, 'Heroes' Ali Larter, Ashanti and Oded Fehr.

The film's sneak peek will air during the broadcast of Larter ('Niki/Jessica Sanders') and Adrian Pasdar's ('Nathan Petrelli') favorite episode, entitled 'Collision,' of their Emmy Award-nominated hit ensemble drama 'Heroes,' at 9-10:00 p.m. ET.

This will be followed by the premiere of two and a half minutes from the film online, exclusively on NBC.com.

As 'Heroes' moves towards its exciting second season premiere on Sept. 24, viewers of the show and 'Resident Evil' fans will get a look at Larter's role in the popular post-apocalyptic sci-fi series' third installment with a brand-new 30-second clip from the movie. Then, immediately following the broadcast, viewers and moviegoers can go online to catch the premiere of a revealing two and a half minutes film sequence that will have viewers on the edge of their seats as it is streamed at NBC.com.

In coming weeks, the following pairs of cast members will host their favorite 'Heroes' episodes, as listed below:

Monday, August 20

Hayden Panettiere ("Claire Bennet") and Milo Ventimiglia ("Peter Petrelli") host "Homecoming."

Monday, August 27

Masi Oka ("Hiro Nakamura") and James Kyson Lee ("Ando Masahashi") host "Six Months Ago."

Monday, Sept. 3

Jack Coleman ("H.R.G.") and Greg Grunberg ("Matt Parkman") host "Company Man."

Monday, Sept. 10

Sendhil Ramamurthy ("Dr. Mohinder Suresh") and Zachary Quinto ("Sylar") host "Parasite."

The 'Heroes' season one DVD will be released August 28. Season two will premiere September 24 on NBC.