Season 4 begins with our heroes putting their lives back together. Claire finds that her biggest challenge is forgetting her old life and starting college. Hiro Nakamura goes back to his old life in Japan, but discovers that he has a terminal illness and sets out to fulfill his own personal bucket-list. Peter Petrelli returns to work as an ordinary New York City EMT. H.R.G. is adjusting to life as a single man, but when Mohinder Suresh offers H.R.G. compelling evidence of a new danger, it makes H.R.G. wonder if he should get back in the game. Nathan Petrelli returns to the Senate and begins to notice strange changes in himself. Matt Parkman returns to life as an ordinary family man, but finds something unfamiliar buried deep within his psyche. And a strange and dangerous carnival comprised of a traveling band of outsiders with powerful abilities suddenly poses a grave challenge.
- 4 - 1Orientation Sep. 21, 2009
- 4 - 2Jump, Push, Fall Sep. 21, 2009
- 4 - 3Ink Sep. 28, 2009
- 4 - 4Acceptance Oct. 05, 2009
- 4 - 5Hysterical Blindness Oct. 12, 2009
- 4 - 6Tabula Rasa Oct. 19, 2009
- 4 - 7Strange Attractors Oct. 26, 2009
- 4 - 8Once Upon a Time in Texas Nov. 02, 2009
- 4 - 9Shadowboxing Nov. 09, 2009
- 4 - 10Brother's Keeper Nov. 16, 2009
- 4 - 11Thanksgiving Nov. 23, 2009
- 4 - 12The Fifth Stage Nov. 30, 2009
- 4 - 13Upon This Rock Jan. 04, 2010
- 4 - 14Let It Bleed Jan. 04, 2010
- 4 - 15Close to You Jan. 11, 2010
- 4 - 16Pass/Fail Jan. 18, 2010
- 4 - 17The Art of Deception Jan. 25, 2010
- 4 - 18The Wall Feb. 01, 2010
- 4 - 19Brave New World Feb. 08, 2010