Matt Parkman

Greg Grunberg

Mr. Bennet/HRG

Jack Coleman

Claire Bennett

Hayden Panettiere

Hiro Makamura

Masi Oka

Samuel Sullivan

Robert Knepper

Peter Petrelli

Milo Ventimiglia

Tracy Strauss/Niki Sanders/Jessica

Ali Larter

Gabriel "Sylar" Gray

Zachary Quinto

Ando Masahashi

James Kyson Lee

Nathan Petrelli

Adrian Pasdar

Mohinder Suresh

Sendhil Ramamurthy

Gretchen Berg

Madeline Zima

Emma Coolidge

Deanne Bray

Guest Star

Dawn Olivieri

Jimmy Keppler

Daniel Newman

Angela Petrelli

Cristine Rose

Guest Star

Louise Fletcher

Guest Star

Assaf Cohen

Guest Star

Ray Park

Kaito Nakamura

George Takei

Guest Star

Eric Roberts

Micah Sanders

Noah Gray-Cabey

Janice Parkman

Lisa Lackey

Charlene "Charlie" Andrews

Jayma Mays

Guest Star

Elizabeth Rohm

Guest Star

Kavi Ladnier

Guest Star

Ellen Greene

Guest Star

Rick Worthy

Guest Star

Tamlyn Tomita

Isaac Mendez

Santiago Cabrera

Guest Star

Bruce Boxleitner

Guest Star

Elisabeth Rohm

Guest Star

Ravi Kapoor

Guest Star

David H. Lawrence XVII

Sandra Bennet

Ashley Crow

Guest Star

Swoosie Kurtz

Maya Herrera

Dania Ramirez

Guest Star

Tessa Thompson

Guest Star

Kate Vernon

Guest Star

Andrew Connolly

Adam Monroe

David Anders

The Haitian

Jimmy Jean-Louis

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

Simone Deveaux

Tawny Cypress

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

Guest Star

Harry Perry

Lyle Bennet

Randall Bentley

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

Guest Star

Jordan Dang

Guest Star

Christine Adams

Simon Petrelli

Justin Evans

Guest Star

China Anderson

Daphne Millbrook

Brea Grant

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

Molly Walker

Adair Tishler

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

Guest Star

Mercedes Colon

Elle Bishop

Kristen Bell

Guest Star

Randy Flagler

Guest Star

Carrie Wiita

Guest Star

Adam Lazarre-White

Guest Star

Jonathan Goldstein

Guest Star

Matt Sigloch

Emile Danko

Zeljko Ivanek

Guest Star

Jack Wallace

Guest Star

Scott Lowell

Bob Bishop

Stephen Tobolowsky

Zach

Thomas Dekker

Usutu

Ntare Guma Mbaho Mwine

Meredith Gordon

Jessalyn Gilsig

Benjamin "Knox" Washington

Jamie Hector

Monica Dawson

Dana Davis

West Rosen

Nicholas D'Agosto

Ted Sprague

Matthew John Armstrong

Flint Gordon

Blake Shields

Audrey Hanson

Clea Duvall

Daniel Linderman

Malcolm McDowell

Arthur Petrelli

Robert Forster

Eden McCain

Nora Zehetner

Alejandro Herrera

Shalim Ortiz

Yaeko

Eriko Tamura

Caitlin

Katie Carr

Candice Wilmer

Missy Peregrym

Tina

Deirdre Quinn

Maury Parkman

Alan Blumenfeld

Nana Dawson

Nichelle Nichols

Claude

Christopher Eccleston

Heidi Petrelli

Rena Sofer

Ricky

Holt McCallany

Will

Dominic Keating

Tuko

Adetokumboh M'Cormack

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

Detective Bryan Fuller

Barry Shabaka Henley

Campaign Manager

Eugene Byrd

Hank

Colby French

May

Janel Parrish

Brody Mitchum

Matt Lanter

Debbie Marshall

Dianna Agron

Analyst

Jonny Siew

Hunter / Agent / U.S. Marine

Jason Giffin

Director

Greg Yaitanes

Director

Jeannot Szwarc

Director

Adam Kane

Director

John Badham

Director

Allan Arkush

Director

Roxann Dawson

Director

Greg Beeman