| Robert Downey Jr. (Tony Stark) |
| Terrence Howard (Rhodey) |
| Jeff Bridges (Obadiah Stane) |
| Gwyneth Paltrow (Pepper Potts) |
| Leslie Bibb (Christine Everhart) |
| Shaun Toub (Yinsen) |
| Faran Tahir (Raza) |
| Clark Gregg (L'agent Coulson) |
| Bill Smitrovich (Le général Gabriel) |
| Sayed Badreya (Abu Bakaar) |
| Paul Bettany (La voix VO de JARVIS) |
| Jon Favreau (Hogan) |
| Peter Billingsley (William Ginter Riva) |
| Tim Guinee (Le major Allen) |
| Will Lyman |
| Tom Morello |
| Marco Khan |
| Daston Kalili |
| Ido Ezra |
| Kevin Foster (Jimmy) |
| Garrett Noel (Pratt) |
| Eileen Weisinger (Ramirez) |
| Ahmed Ahmed (Ahmed) |
| Fahim Fazli (Omar) |
| Gerard Sanders (Howard Stark) |
| Tim Rigby |
| Russell Richardson |
| Nazanin Boniadi (Amira Ahmed) |
| Thomas Craig Plumer (Le colonel Craig) |
| Robert Berkman |
| Stacy Stas |
| Lauren Scyphers |
| Dr. Frank Nyi (Un ingénieur) |
| Marvin Jordan (L'officier de l'Air Force) |
| Jim Cramer (Jim Cramer) |
| Donna Evans Merlo |
| Reid Harper |
| Summer Kylie Remington |
| Ava Rose Williams |
| Vladimir Kubr |
| Callie Marie Croughwell |
| Javan Tahir |
| Sahar Bibiyan |
| Patrick O'Connell (Un reporter) |
| Adam Harrington (Un reporter) |
| Meera Simhan (Un reporter) |
| Ben Newmark (Un reporter) |
| Ricki Noel Lander |
| Jeannine Kaspar |
| Sarah Cahill |
| Stan Lee (Stan Lee) |
| Justin Rex (Un lieutenant d'Air Force) |
| Zorianna Kit (Zorianna Kit) |
| Lana Kinnear |
| Nicole Lindeblad |
| Masha Lund |
| Gabrielle Tuite |
| Tim Griffin |
| Joshua Harto |
| Micah Hauptman |
| James Bethea |
| Greg Anthony (Un terroriste) |
| Jeffrey Ashkin (Un photographe) |
| Mark W. Berry (Un reporter) |
| Russell Bobbitt (Georgio) |
| Jon Braver |
| Vianessa Castaños (La femme du pompier) |
| Mike Cochrane |
| Crystal Marie Denha |
| Yonel Dorelis |
| Mellany Gandara |
| Glenn Goldstein |
| Halla |
| Rodrick Hersh |
| Kristin J. Hooper (Un reporter) |
| Samuel L. Jackson (Nick Fury) |
| Chris Jalandoni |
| Stephen Janousek |
| Theo Kypri |
| Laura Liguori |
| Flavia Manes Rossi (Un reporter) |
| Anthony Martins |
| Allison McAtee |
| Robert McMurrer (Un reporter) |
| James M. Myers (Un officier de l'Air Force) |
| America Olivo |
| Sylvette Ortiz |
| Brett Padelford (Un journaliste) |
| Ajani Perkins |
| Elijah Samuel Quesada) |
| Chris Reid (Un reporter) |
| Toi Rose (Un cameraman) |
| Arne Starr |
| George F. Watson |
| David Zyler |