EMMY AWARD-WINNER ZELJKO IVANEK, BREA GRANT AND DAN BYRD GUEST STAR � Following a chain of unexpected events, our Heroes are on the run from their latest adversary and one of their own, Nathan Petrelli (Adrian Pasdar). After Matt (Greg Grunberg) paints a series of prophetic images, the tragic fate of someone close to him is revealed. Elsewhere, Sylar (Zachary Quinto) continues his search for his father and encounters a young outcast (guest star Dan Byrd) with information and an ability of his own. Jack Coleman, Ali Larter, James Kyson Lee, Masi Oka, Hayden Panettiere, Sendhil Ramamurthy, Cristine Rose and Milo Ventimiglia also star. Ashley Crow and Ntare Mwine also guest star.

ROBERT FORSTER, GEORGE TAKEI, BREA GRANT, Jessalyn Gilsig, JAMIE HECTOR AND BLAKE SHIELDS GUEST STAR – In the aftermath of the showdown against Arthur Petrelli, the Petrelli brothers (Adrian Pasdar and Milo Ventimiglia) find themselves battling against one another and Nathan makes a move that will have global repercussions. Meanwhile, Sylar (Zachary Quinto) holds Claire (Hayden Panettiere), H.R.G. (Jack Coleman), Meredith (guest star Jessalyn Gilsig) and Angela (Cristine Rose) hostage at Primatech and a face-off ensues. Elsewhere, Ando (James Kyson Lee), Matt (Greg Grunberg) and Daphne (guest star Brea Grant) continue their attempts rescue Hiro (Masi Oka) — and Dr. Suresh (Sendhil Ramamurthy) may be their only hope. Ali Larter also stars. Ntare Mwine, David H. Lawrence XVII and Chad Faust also guest star.

GEORGE TAKEI, KRISTEN BELL, BREA GRANT, SETH GREEN, BRECKIN MEYER, JAMIE HECTOR AND BLAKE SHIELDS GUEST STAR – Hoping to find a way to stop Arthur (guest star Robert Forster), Hiro (Masi Oka) and Claire (Hayden Panettiere) band together and travel back in time 16 years to when Kaito (guest star George Takei) gave baby Claire to H.R.G. (Jack Coleman). Meanwhile, Peter (Milo Ventimiglia) and the Haitian (guest star Jimmy Jean-Louis) team up to finish off Arthur Petrelli for good but are interrupted by Sylar (Zachary Quinto). Elsewhere, in the lab, Suresh (Sendhil Ramamurthy) has a major breakthrough with the formula that will likely change everything. Ali Larter, Cristine Rose, Greg Grunberg, Adrian Pasdar and James Kyson Lee also star. Jessalyn Gilsig, Ashley Crow, Tamlyn Tomita and Chad Faust also guest star.

GEORGE TAKEI, SETH GREEN, BRECKIN MEYER, KRISTEN BELL, BREA GRANT, JAMIE HECTOR AND BLAKE SHIELDS GUEST STAR — The eclipse continues to impact the Heroes’ abilities as Elle (Kristen Bell) and Sylar (Zachary Quinto) face off against a vengeful H.R.G. (Jack Coleman) while Claire (Hayden Panettiere) struggles to survive. In Haiti, Peter and Nathan (Milo Ventimiglia and Adrian Pasdar) join forces with the Haitian (Jimmy Jean-Louis) to battle the Haitian’s brother, Baron Samedi (guest star Demetrius Grosse), and Nathan comes to a shocking decision. In the meantime, Ando (James Kyson Lee), Sam (guest star Seth Green) and Frack (guest star Breckin Meyer) work hard to get Hiro’s (Masi Oka) memory back with the help of the “9th Wonders” comic books at a local comic bookstore. Greg Grunberg, Sendhil Ramamurthy, Ali Larter and Cristine Rose also star. Brea Grant and Robert Forster also guest star.