WOW! Huge cliffhanger in last week's episode of Heroes, right? Is Nathan gone for good now that Sylar is back? I hope not, but we'll have to wait and see. In the meantime, we have a sneak peek for you for Monday's brand new episode of Heroes. Gretchen starts freaking Claire out. Check them out below.
SELF-DISCOVERY ROCKS THEIR WORLD AS OUR HEROES ENCOUNTER NEW ABILITIES, TRY TO RECALL PAST LIVES AND STUMBLE UPON AN UNEXPECTED KISS — MADELINE ZIMA, DAWN OLIVIERI, DEANNE BRAY, TESSA THOMPSON, ERNIE HUDSON, RAY PARK AND ACADEMY AWARD-WINNER LOUISE FLETCHER GUEST STAR
Samuel (Robert Knepper) prepares for new additions to his family, while Lydia (guest star Dawn Olivieri) warns him of the consequences. Claire (Hayden Panettiere) discovers that her roommate Gretchen (guest star Madeline Zima) may have a hidden agenda. Meanwhile, Peter (Milo Ventimiglia) finds an unexpected way to connect with Emma (guest star Deanne Bray), who would prefer to stay distant. Elsewhere, a different side of Sylar (Zachary Quinto) emerges as he desperately tries to remember the person he used to be. Masi Oka and Cristine Rose also star. Rachel Melvin and Jack Wallace also guest star.
Show Cast: Milo Ventimiglia, Ali Larter, Hayden Panettiere, Greg Grunberg, Sendhil Ramamurthy, Masi Oka, Adrian Pasdar, Jack Coleman, James Kyson Lee, Dania Ramirez, Zachary Quinto, Cristine Rose

