Matt Parkman

Greg Grunberg

Noah 'H.R.G. (Horn-Rimmed Glasses)' Bennet

Jack Coleman

Claire Bennett

Hayden Panettiere

Peter Petrelli

Milo Ventimiglia

Samuel Sullivan

Robert Knepper

Tracy Strauss/Niki Sanders/Jessica

Ali Larter

Hiro Makamura

Masi Oka

Gabriel "Sylar" Gray

Zachary Quinto

Ando Masahashi

James Kyson Lee

Nathan Petrelli

Adrian Pasdar

Gretchen Berg

Madeline Zima

Emma Coolidge

Deanne Bray

Mohinder Suresh

Sendhil Ramamurthy

Guest Star

Dawn Olivieri

Jimmy Keppler

Daniel Newman

Angela Petrelli

Cristine Rose

Guest Star

Louise Fletcher

Guest Star

Assaf Cohen

Guest Star

Ray Park

Guest Star

Elizabeth Rohm

Kaito Nakamura

George Takei

Guest Star

Eric Roberts

Janice Parkman

Lisa Lackey

Isaac Mendez

Santiago Cabrera

Charlene "Charlie" Andrews

Jayma Mays

Guest Star

Kavi Ladnier

Guest Star

Ellen Greene

Guest Star

Rick Worthy

Guest Star

Tamlyn Tomita

Sandra Bennet

Ashley Crow

Guest Star

Bruce Boxleitner

Guest Star

Ravi Kapoor

Micah Sanders

Noah Gray-Cabey

Guest Star

David H. Lawrence XVII

Guest Star

Swoosie Kurtz

The Haitian

Jimmy Jean-Louis

Guest Star

Tessa Thompson

Guest Star

Kate Vernon

Guest Star

Andrew Connolly

Adam Monroe

David Anders

Simone Deveaux

Tawny Cypress

Guest Star

Ernie Hudson

Guest Star

Todd Stashwick

Guest Star

Heather Ankeny

Guest Star

Mark L. Young

Guest Star

Raphael Sbarge

D.L. Hawkins

Leonard Roberts

Guest Star

Carlease Burke

Amanda Strazzulla

Sasha Pieterse

Jackie Wilcox

Danielle Savre

Kimiko Nakamura

Saemi Nakamura

Guest Star

David Pompeii

Guest Star

Rachel Melvin

Guest Star

Aleene Khoury

Guest Star

Akihiro Kitamura

Guest Star

Bryce Hurless

Guest Star

K Callan

Waitress Lynette

Sally Champlin

Maya Herrera

Dania Ramirez

Guest Star

Harry Perry

Guest Star

Jayson Blair

Guest Star

Candace Smith

Guest Star

Edward Gusts

Guest Star

Benjamin Fitch

Guest Star

Bonnie Bentley

Guest Star

Edwin Kho

Guest Star

Hank Stratton

Guest Star

Don Tiffany

Guest Star

Dawn-Lyen Gardner

Guest Star

Bryan Krasner

Guest Star

Stephen Monroe Taylor

Guest Star

Jamie Tisdale

Guest Star

Satomi Okuno

Guest Star

Susan Angelo

Guest Star

Wes Ramsey

Guest Star

David Atkinson

Lyle Bennet

Randall Bentley

Guest Star

Jordan Dang

Guest Star

Christine Adams

Simon Petrelli

Justin Evans

Guest Star

China Anderson

Guest Star

Daryl Crittenden

Guest Star

Daniel Kash

Guest Star

Eidan Hanzei

Guest Star

Sherri Saum

Guest Star

Erin O'Reilly

Guest Star

Dusty Sorg

Guest Star

Danica Stewart

Guest Star

Greg Zola

Guest Star

Kenneth Colom

Guest Star

John Lee Ames

Monty Petrelli

Jackson Wurth

Guest Star

Sydney Sweeney

Guest Star

Sam Cohen

Guest Star

Ai Yoshihara

Guest Star

Keisuke Hoashi

Guest Star

Cindy Chiu

Guest Star

Kat Purgal

Guest Star

Candice Patton

Guest Star

Kaleigh Ryan