Scarlett Johansson Natasha Romanoff / Black Widow
Samuel L. Jackson Nick Fury
Robert Downey Jr. Tony Stark / Iron Man
Chris Hemsworth Thor
Chris Evans Steve Rogers / Captain America
Mark Ruffalo Bruce Banner / The Hulk
Jeremy Renner Clint Barton / Hawkeye
Cobie Smulders Agent Maria Hill
Lou Ferrigno The Hulk (voice) (uncredited)
Ashley Johnson Waitress
Jon Favreau Executive Producer
Tom Hiddleston Loki
Warren Kole Carrier Bridge Tech
Stellan Skarsgård Selvig
Paul Bettany Jarvis (voice)
Stan Lee Stan Lee, Comic Book, Executive Producer
Jack Kirby Characters, Comic Book
Steve Jung Conceptual Design
Jenny Agutter World Security Council
Jamie McShane Celebration Montage Interviewee
Gwyneth Paltrow Pepper Potts
Karina Benesh Visual Effects Coordinator
Walter Perez Young Shield Pilot
Clark Gregg Agent Phil Coulson
Tina Benko NASA Scientist
Alicia Sixtos Carrier Bridge Tech
Hank Amos Shield Agent (uncredited), Stunt Coordinator
Powers Boothe World Security Council
Kevin Kirkpatrick Prosthetic Makeup Artist
Romy Rosemont Shawna Lynde
Maryellen Aviano Extras Casting Coordinator
Kenneth Tigar German Old Man
Joss Whedon Director, Screenplay, Story
Donald Li World Security Council
Donna Evans Utility Stunts, Stunts
John Mahaffie Second Unit Director
Sam Hargrave Stunt Double
Alessandro Cioffi Visual Effects Supervisor
William-Christopher Stephens Celebration Montage Interviewee
Alan Silvestri Original Music Composer
Robert Clohessy Police Sergeant
Louis D'Esposito Executive Producer
Pat Kiernan Pat Kiernan
John W. Murphy Dolly Grip
Kevin Feige Producer
Aura Sperling Pierce Set Costumer, Costumer
Fabian Lacey Conceptual Illustrator
Enver Gjokaj Young Cop
Kevin LaRosa Jr. Pilot
Kris Krosskove Camera Operator
Roger Wall Assistant Camera
Craig Kyle Thanks
Harry Dean Stanton Security Guard
Martin Palmer Shiel Employee (uncredited)
Hans Bjerno Camera Operator
Kevin J. Lang Rigging Gaffer
Mike Gunther Utility Stunts
Danny Rafic Visual Effects Editor
R.A. Rondell Stunt Coordinator
Stephen Broussard Thanks
Tim Connolly Utility Stunts
Anthony Molinari Stunt Double
Nancy Bishop Casting
Damion Poitier Man #1
Don Burgess Additional Photography
Julia Gombert Ager/Dyer
Joe Simon Characters
Annette Lawless Hostage (uncredited)
Daniel Perez Ferreira Visual Effects Supervisor
David Hugghins Utility Stunts
Mike Marcuzzi Visual Effects
Riley Harper Stunts