Micah Sanders

Noah Gray-Cabey

Mohinder Suresh

Sendhil Ramamurthy

Matt Parkman

Greg Grunberg

Peter Petrelli

Milo Ventimiglia

Claire Bennett

Hayden Panettiere

Tracy Strauss/Niki Sanders/Jessica

Ali Larter

Nathan Petrelli

Adrian Pasdar

Hiro Makamura

Masi Oka

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

Jack Coleman

Isaac Mendez

Santiago Cabrera

Simone Deveaux

Tawny Cypress

Ando Masahashi

James Kyson

Gabriel "Sylar" Gray

Zachary Quinto

Angela Petrelli

Cristine Rose

Maya Herrera

Dania Ramirez

Guest Star

Donna Davis

Nana Dawson

Nichelle Nichols

Kaito Nakamura

George Takei

Guest Star

Lyndsy Fonseca

Alejandro Herrera

Shalim Ortiz

Monica Dawson

Dana Davis

Sandra Bennet

Ashley Crow

Takezo Kensei

David Anders

Molly Walker

Adair Tishler

Guest Star

Katie Carr

The Haitian

Jimmy Jean-Louis

Elle Bishop

Kristen Bell

Guest Star

Carlon Jeffery

D.L. Hawkins

Leonard Roberts

Guest Star

Eriko Tamura

Samuel Sullivan

Robert Knepper

Det. Bryan Fuller

Barry Shabaka Henley

Guest Star

Joanna Cassidy

Guest Star

Nicholas D'Agosto

Kimiko Nakamura

Saemi Nakamura

Heidi Petrelli

Rena Sofer

Guest Star

Tami-Adrian George

Maury Parkman

Alan Blumenfeld

Guest Star

Jaime Ray Newman

Janice Parkman

Lisa Lackey

Guest Star

Jessica Anne Bogart

Guest Star

Holt McCallany

Guest Star

Mark Christopher Lawrence

Guest Star

Dominic Keating

Lyle Bennet

Randall Bentley

Guest Star

Chris Hendrie

Guest Star

Eijiro Ozaki

Guest Star

Jeanette Brox

Guest Star

Cory Hardrict

Guest Star

Jose Rosario

Guest Star

Stephen Tobolowsky

Guest Star

Cary-Hiroyuki Tagawa

Lydia

Dawn Olivieri

Guest Star

Janel Parrish

Guest Star

Emerson Brooks

Daphne Millbrook

Brea Grant

Guest Star

T.W. Leshner

Guest Star

Elya Baskin

Debbie Marshall

Dianna Agron

Guest Star

Jermaine Jackson

Emile Danko

Željko Ivanek

Guest Star

Mark Harelik

Guest Star

Kurando Mitsutake

Eric Doyle

David H. Lawrence XVII

Guest Star

Kenji Nakamura

Guest Star

Joe Bucaro III

Gretchen Berg

Madeline Zima

Zach

Thomas Dekker

Meredith Gordon

Jessalyn Gilsig

Flint Gordon

Blake Shields

Benjamin "Knox" Washington

Jamie Hector

Usutu

Ntare Guma Mbaho Mwine

Daniel Linderman

Malcolm McDowell

Arthur Petrelli

Robert Forster

Lauren Gilmore

Elisabeth Röhm

Eden McCain

Nora Zehetner

Emma Coolidge

Deanne Bray

Edgar

Ray Park

Ted Sprague

Matthew John Armstrong

Jackie Wilcox

Danielle Savre

Audrey Hanson

Clea DuVall

Thompson

Eric Roberts

Chris

Daryl Crittenden

Eli

Todd Stashwick

Candice Wilmer

Missy Peregrym

Tina

Deirdre Quinn

Charlene "Charlie" Andrews

Jayma Mays

Simon Petrelli

Justin Evans

Monty Petrelli

Jackson Wurth

Waitress Lynette

Sally Champlin

Little Sylar

Joshua Rush

Shadow Agent / National Guard Soldier / SWAT Agent

Julio Leal

Baby Matt Parkman / Baby Matt Parkman 1 / Baby Matt Parkma

Reed Baron

Baby Matt Parkman / Baby Matt Parkman 2

Quin Baron

Ezekiel

Robb Conner

Charles Deveaux

Richard Roundtree

Amanda Strazzulla

Sasha Pieterse

Claude

Christopher Eccleston

Hesam

Assaf Cohen

Brody Mitchum

Matt Lanter