Tom

Brian Carter

Bobby Azeroff (4 episodes)

CIA Station Chief Bill August (1 episode)

Doctor Dudembrü

Executive Producer

Writer

Director

Prosecutor Bradley Tankerton

Felix Renna (4 episodes)

Dan Cooper (1 episode)

Morgan Edge (4 episodes)

Mr. Tierney

Nolan Burgess (10 episodes)

Dr. Derek Foster (1 episode)

Iron Man / Tony Stark (voice)

Glenn Talbot / Gravitron (24 episodes)

Wade

Iron Man / Tony Stark (voice)

Iron Man (voice) (5 episodes)

Iron Man (voice) (4 episodes)

Tony Stark / Iron Man (voice)

Iron Man (voice) (1 episode)

Mike Lombardi

Burke (3 episodes)

Iron Man / Tony Stark (voice) (78 episodes)

Paul Garcetti (6 episodes)

(52 episodes)

Michael Garrett

Jack

Hugo Strange (voice) (2 episodes)

Alec Rybak (29 episodes)

Mason Kent (1 episode)

Mark Fallon (2 episodes)

Captain America

Captain America (voice) (6 episodes)

David Poe

Self (1 episode)

Self (1 episode)

Himself (1 episode)

Self (1 episode)

Self - Guest (1 episode)

Self (2 episodes)

Nathan Petrelli (78 episodes)

David Bradley (3 episodes)

Chase Leonard

David McClaren (30 episodes)

Skeet Machine Salesman

Andrew Lomax (1 episode)

Eric Harrison

(44 episodes)

Director

Producer

Tim

Edward Tanner (2 episodes)

Tanner Brooks (1 episode)

Colt Erikson

Detective Vernon Coyle (2 episodes)

Jake Cantrell

Dopefiend

Boxer

(6 episodes)

Hanaghan

Jerry Braskin

Josh

Jim Profit (8 episodes)

William Deal

Son-in-law (1 episode)

Son-in-Law

George (1 episode)

Jude Snow

Frankie Taglialucci

Capt. John Harling

Gerald / Geraldine

Robert Lebrun

Richard Hart / Jimmy Capone

Ben Arnon

Michael Chatham

Vito

Paul

Dar

Caleb Colton

Darstar

Timmy Boyle

Chipper