 | Eric Bana als Bruce Banner / Hulk |
 | Jennifer Connelly als Betty Ross |
 | Sam Elliott als Thaddeus E. "Thunderbolt" Ross |
 | Josh Lucas als Glenn Talbot |
 | Nick Nolte als David Banner |
 | Paul Kersey als Young David Banner |
 | Cara Buono als Edith Banner |
 | Kevin Rankin als Harper |
 | Todd Tesen als Young Ross |
 | Celia Weston als Mrs. Krensler |
 | Mike Erwin als Teenage Bruce Banner |
 | Lou Ferrigno als Security Guard |
 | Stan Lee als Security Guard |
 | Regi Davis als Security Guard |
 | Craig Damon als Security Guard |
 | Geoffrey Scott als President |
| Regina McKee Redwing als National Security Advisor |
 | Daniel Dae Kim als Aide |
| Daniella Kuhn als Edith's Friend |
| Michael Kronenberg als Bruce Banner as Child |
| David Kronenberg als Bruce Banner as Child |
| Rhiannon Leigh Wryn als Betty Ross as Child |
 | Lou Richards als Pediatrician |
| Jennifer Gotzon als Waitress |
 | Louanne Kelley als Delivery Doctor |
| Toni Kallen als Delivery Nurse |
 | Paul Kim Jr. als Officer |
 | John Littlefield als Security NCO |
 | Lorenzo Callender als Soldier |
| Todd Lee Coralli als Soldier |
 | Johnny Kastl als Soldier |
| Eric Ware als Soldier |
 | Jesse Corti als Colonel |
| Rob Swanson als Colonel |
 | Mark Atteberry als Technician |
| Eva Burkley als Technician |
| Rondda Holeman als Technician |
| John A. Maraffi als Technician |
 | Michael Papajohn als Technician |
 | David St. Pierre als Technician |
 | Boni Yanagisawa als Technician |
| David Sutherland als Tank Commander |
 | Sean Mahon als Comanche Pilot |
| Brett Thacher als Comanche Pilot |
 | Kirk B.R. Woller als Comanche Pilot |
| Randy Neville als F-22 Pilot |
 | John Prosky als Atheon Technician |
| Amir Faraj als Boy |
| Ricardo Aguilar als Boy's Father |
 | Victor Rivers als Paramilitary |
| Lyndon Karp als Davey |
 | Rick Avery als Soldier |
 | Thomas Rosales Jr. als Rebel Militant |
 | Ang Lee als Hulk (voice) (uncredited) |
 | Ray Buffer als Atheon Captain (uncredited) |
 | Andy Arness als Soldier (uncredited) |
| Rory J. Aylward als Second Tank Commander (uncredited) |
| Cougar Zank als Army Military/ SWAT (uncredited) |
| Avy Kaufman | Casting |
| Larry J. Franco | Producer |
| Rick Heinrichs | Production Design |
| Danny Elfman | Original Music Composer |
| John Dexter | Art Direction |
| Gale Anne Hurd | Producer |
| Ang Lee | Director |
| James Schamus | Screenplay |
| James Schamus | Producer |
| James Schamus | Story |
| Tim Squyres | Editor |
| Eugene Gearty | Supervising Sound Editor |
| Gary Rydstrom | Sound Designer |
| Gary Rydstrom | Sound Re-Recording Mixer |
| Dennis Muren | Visual Effects Supervisor |
| Cheryl Carasik | Set Decoration |
| Frederick Elmes | Director of Photography |
| Craig Alpert | First Assistant Editor |
| Stan Lee | Executive Producer |
| Stan Lee | Characters |
| Avi Arad | Producer |
| Kevin Feige | Executive Producer |
| Dee Selby | Sound Design Assistant |
| Roy Barnes | Set Designer |
| Charles Croughwell | Stunt Coordinator |
| Michael France | Screenplay |
| Marit Allen | Costume Design |
| Tora Chung | Post Production Assistant |
| Gretchen Davis | Makeup Artist |
| Maureen Whalen | Casting Associate |
| Greg Papalia | Art Direction |
| Ellen Segal | Music Editor |
| Simon Murton | Conceptual Illustrator |
| Jack Kirby | Characters |
| Mauro Borrelli | Production Illustrator |
| Steve Bartek | Orchestrator |
| Paul Hsu | Sound Effects Editor |
| Robert Fernandez | Scoring Mixer |
| David Womark | Unit Production Manager |
| David Womark | Associate Producer |
| Kenneth Burgomaster | Additional Music |
| Thomas Rosales Jr. | Stunts |
| V. Scott Balcerek | Visual Effects Editor |
| Artist W. Robinson | First Assistant Director |
| Susan A. Burig | Graphic Designer |
| Marko Costanzo | Foley Artist |
| Peggy Eghbalian | Assistant Editor |
| Susan Hegarty | Dialect Coach |
| Colin Brady | Animation Supervisor |
| Cliff Fleming | Pilot |
| Slash | Songs |
| Duff McKagan | Songs |
| Michael Lantieri | Special Effects Supervisor |
| Matt Sorum | Songs |
| Diana Lee Inosanto | Stunts |
| Corey Michael Eubanks | Stunts |
| John Turman | Screenplay |
| Barbara Harris | ADR Voice Casting |
| Rick Wentworth | Conductor |
| Scott Weiland | Songs |
| Christian Zimmermann | Standby Painter |
| Tom C. Peitzman | Visual Effects Producer |
| Bruce Holcomb | Visual Effects Supervisor |
| Ian Christie | Sequence Supervisor |
| Brian Brown | Utility Stunts |
| Leah Anton | Digital Compositors |
| Franklyn Warren | Casting |
| Frank Kern | Foley Editor |
| Maria Newman | Musician |
| Dennis Liddiard | Makeup Department Head |
| Dave Kushner | Songs |
| Pamela Wise | Costume Supervisor |
| Wendy M. Craig | Key Set Costumer |
| Anthony Almaraz | Costumer |
| Kirstin Mooney | Art Department Coordinator |
| Drew Kunin | Production Sound Mixer |
| Jayne-Ann Tenggren | Script Supervisor |
| Mark Colicci | Assistant Camera |
| Aaron McBride | Concept Artist |
| Gwendolyn Yates Whittle | Supervising ADR Editor |
| John Hoskins | Construction Coordinator |
| Richard Quinn | Dialogue Editor |
| Maxwell R. Johnson II | Transportation Captain |
| Cheryl A. Tkach | Associate Producer |
| André Dias | Sound Re-Recording Mixer |
| Mei-Ming Casino | Visual Effects Coordinator |
| Rachel Aberly | Unit Publicist |
| Hans Bjerno | Aerial Director of Photography |
| Jerry Moss | Property Master |
| Kathleen Lynch | Production Assistant |
| Alex Jaeger | Visual Effects Art Director |
| Carolyn Elias | Hairstylist |
| Tommy Tancharoen | Transportation Coordinator |
| Lindsay Hallett | Visual Effects Producer |
| James R. Tynes | Chief Lighting Technician |
| Peter Sorel | Still Photographer |
| Mariko Braswell | Assistant Art Director |
| Ernest M. Sanchez | Leadman |
| Frank Dorowsky | Rigging Gaffer |
| Janice Alexander | Key Hair Stylist |
| Gregory J. Barnett | Stunts |
| Dan Kneece | Steadicam Operator |
| Lori Arnold | Visual Effects Production Manager |
| Miguel A. Fuertes | Lead Animator |
| Rick O'Connor | CG Animator |
| Jeff Frost | Sculptor |
| Peter Demarest | Visual Effects Production Assistant |
| Shawn Kelly | Animation |
| Steele Hunter | Best Boy Electric |
| Bryce Shields | Video Assist Operator |
| Lisa Rodgers | Post Production Supervisor |
| Rick Chefalas | Apprentice Sound Editor |
| Steven Visscher | Foley Editor |
| Norman Cabrera | Makeup Effects |
| Pete Anthony | Conductor |
| Bob Kaiser | Color Timer |
| Raymond Bulinski | Craft Service |
| David O. Krupnick | Set Medic |
| Michael J. Malone | Production Supervisor |
| Gary Roberts | Motion Capture Artist |
| James J. Mase | Sound |
| Jon Sharpe | Technical Supervisor |
| Andrew Miller | Stunts |
| Michael W. Broomer | Driver |
| Bryan Thombs | 3D Artist |
| Jerry Bingham | Storyboard Artist |
| Steve Wolfe | Second Assistant Camera |
| Brian Dettor | Set Production Assistant |
| Rory Enke | Location Manager |
| Ryan Kautzman | Software Engineer |
| Ethan Goodwin | Art Department Assistant |
| Clete Cetrone | Construction Foreman |
| Richard J. Bell | Greensman |
| Donnie Grant | Painter |
| Jamie Maxtone-Graham | Additional Camera |
| Robert Hill | Camera Operator |
| Tasha Le Mel | Assistant Costume Designer |
| Christopher Casey | Set Dresser |
| Chuck Rousseau | Armorer |
| Frank Kilmartin | Carpenter |
| Mark Connelly | Loader |
| Paul E. Stroh | Picture Car Coordinator |
| Dan Colegrove | Propmaker |
| Philip Metschan | Scenic Artist |
| Chris Daher | Stand In |
| Eric Abrahamson | Stunts |
| Ian O'Connor | Layout |
| Sophie Shellenberger | Electrician |
| Chris Funk | Lighting Technician |
| Noah Behar | Rigging Grip |
| Kathy Petty | Production Accountant |
| Jennifer Campbell | Production Coordinator |
| Mark Goodermote | Boom Operator |
| Dean Drabin | ADR Mixer |
| Asa Hammond | 3D Supervisor |
| Jean-Paul Beaulieu | Visual Effects |
| Joni Avery | Stunts |
| Philip Rogers | ADR Recordist |
| Jessica Daniels | Casting Assistant |
| Dane Farwell | Stunts |
| Robert Hoffmeister | Digital Compositor |
| Gary Burritt | Negative Cutter |
| Chris Gordon | Dolly Grip |
| Jack Taggart | Ager/Dyer |
| Mark W. Brown | Assistant Property Master |
| Synderela Peng | Title Designer |
| Gary Dagg | Key Grip |
| Bryan Antin | Grip |
| Diana Wilson | Key Costumer |
| Deanna Stadler | Second Assistant Director |
| Mark Hager | Assistant Production Coordinator |
| Clay Duncan | Music Programmer |
| Andrew Anderson | Creature Technical Director |
| Bevin Kaye | Stunts |
| Robert James Ashe | Visual Effects |
| Julie Fay | Assistant Production Coordinator |
| Dennis Rogers | First Assistant Camera |
| Craig T. Shordon | Decorator |
| Bruce Allan Donnellan | Special Effects Technician |
| Akihito Ikeda | Special Effects Makeup Artist |
| Maria Battle Campbell | Second Second Assistant Director |
| Nick Raskulinecz | Music Producer |
| Coleen Aiello | Second Assistant Accountant |
| Dorne Huebler | Compositing Supervisor |
| Kelli Gillam | First Assistant Accountant |
| James D'Damery Jr. | Assistant Accountant |
| Elizabeth Dean | Post Production Coordinator |
| Chris Branham | Stunt Double |
| Jeffrey Moon | Stunt Driver |
| Virgine d'Annoville | Senior Animator |
| Perri Fichtner | Assistant Location Manager |
| Amira Bailey | Location Assistant |
| Adam Schardein | Additional Production Assistant |
| Cricket Sloat | Assistant Chief Lighting Technician |
| Peggy Baslow | Extras Casting Assistant |
| Chris Lindsay | Generator Operator |
| Tania Levin | Payroll Accountant |
| Lisa Joelle Curtis | Production Secretary |
| Lisa Jackson | Researcher |
| Shaun Young | Researcher |
| Shawnda Thomas | Stunts |
