Masi Oka: Hiro Nakamura
Milo Ventimiglia: Peter Petrelli
Sendhil Ramamurthy: Mohinder Suresh
Hayden Panettiere: Claire Bennet
Jack Coleman: Mr. Bennet
Adrian Pasdar: Nathan Petrelli
Greg Grunberg: Matt Parkman
Santiago Cabrera: Isaac Mendez
Ali Larter: Niki Sanders
Noah Gray-Cabey: Micah Sanders/Hawkins
Leonard Roberts: D.L. Hawkins
Zachary Quinto: Gabriel "Sylar" Gray
Tawny Cypress: Simone Deveaux