Tim Kring Creator Jack Coleman Mr. Bennet, HRG Actor Greg Grunberg Matt Parkman Actor Ali Larter Tracy Strauss, Niki Sanders, Jessica Actor James Kyson Ando Masahashi Actor Masi Oka Hiro Makamura Actor Hayden Panettiere Claire Bennett Actor Adrian Pasdar Nathan Petrelli Actor Zachary Quinto Sylar Actor Sendhil Ramamurthy Mohinder Suresh Actor Dania Ramirez Maya Herrera Actor Cristine Rose Angela Petrelli Actor Milo Ventimiglia Peter Petrelli Actor Željko Ivanek Guest Star Justin Baldoni Guest Star Dan Byrd Guest Star Randall Bentley Guest Star Ashley Crow Guest Star David H. Lawrence XVII Guest Star Taylor Cole Guest Star Joshua Rush Guest Star Natalie Salins Guest Star Angela Martinez Guest Star Dan Shadwell Guest Star Jeff Campbell Guest Star Jonny Siew Guest Star Jason E. Kelley Guest Star