Robert Downey Jr. character Tony Stark / Iron Man
Chris Evans character Steve Rogers / Captain America
Mark Ruffalo character Bruce Banner / The Hulk
Chris Hemsworth character Thor Odinson
Scarlett Johansson character Natasha Romanoff / Black Widow
Jeremy Renner character Clint Barton / Hawkeye
Tom Hiddleston character Loki
Samuel L. Jackson character Nick Fury
Cobie Smulders character Maria Hill
Clark Gregg character Phil Coulson
Stellan Skarsgård character Erik Selvig
Gwyneth Paltrow character Virginia "Pepper" Potts
Paul Bettany character J.A.R.V.I.S. (voice)
Alexis Denisof character The Other
Tina Benko character NASA Scientist
Jerzy Skolimowski character Georgi Luchkov
Kirill Nikiforov character Weaselly Thug
Jeff Wolfe character Tall Thug
M'laah Kaur Singh character Young Girl
Rashmi Rustagi character Calcutta Woman
Powers Boothe character World Security Council
Jenny Agutter character World Security Council
Arthur Darbinyan character World Security Council
Donald Li character World Security Council
Warren Kole character Carrier BridgeTechs
Alicia Sixtos character Carrier Bridge Techs
Maximiliano Hernández character Jasper Sitwell
Dieter Riesle character Gala Scientist
Kenneth Tigar character German Old Man
Walter Perez character Shield Pilot
Harry Dean Stanton character Security Guard
Josh Cowdery character Maintenance Guy
Ashley Johnson character Waitress
Katsumi Komatsu character Japanese Family
Yumiko Komatsu character Japanese Family
Robert Clohessy character Police Sergeant
Enver Gjokaj character Police Officer
Fernanda Toker character Office Woman
Andrea Vecchio character News Reporter
Robin Swoboda character News Reporter
Brent McGee character Faceless Pilot
Jamie McShane character Celebration Montage Interviewee
Michael Zhang character Celebration Montage Interviewee
William-Christopher Stephens character Celebration Montage Interviewee
Kelley Robins Hicks character Celebration Montage Interviewee
Romy Rosemont character Shawna Lynde
James Eckhouse character Senator Boynton
Stan Lee character Himself
Thomas Roberts character Himself
Pat Kiernan character Himself
Damion Poitier character Thanos (uncredited)
Lou Ferrigno character Hulk (voice - uncredited)
Jesse Garcia character Carrier BridgeTechs
Momoko Komatsu character Japanese Family
Jillian Morgese character Woman in Restaurant (uncredited)
Catherine Anderson character German Pedestrian (uncredited)
Ricardo Andres character Lentil Merchant (uncredited)
Logan Bennett character S.H.I.E.L.D. Agent (uncredited)
Mayank Bhatter character Celebration Montage Man Shaving Beard (uncredited)
Sharita Bone character Gala Guest (uncredited)
Jason Botsford character Museum Gala Patron (uncredited)
Mary Kate Campbell character Stuttgart Biergarten patron (uncredited)
Gene N. Chavez character S.H.I.E.L.D. Guard (uncredited)
Layla Cushman character Gala Guest (uncredited)
Robert Dean character Soldier (uncredited)
Rick Dremann character Museum Gala Guest (uncredited)
Rod Fielder character Pedestrian (uncredited)
Eric Frank character Stuttgart Citizen (uncredited)
Israel Hall character S.H.I.E.L.D. Agent (uncredited)
Carmen Dee Harris character Museum Gala Patron (uncredited)
Alexander Christopher Jones character Mercenary (uncredited)
Mike Karban character Pedestrian (uncredited)
Demoine Kinney character S.H.I.E.L.D. Agent (uncredited)
Andrew Knode character Stuttgart Citizen (uncredited)
Annette Lawless character Hostage (uncredited)
Kimberly J. Mahoney character Limo Driver (uncredited)
Todd Manes character Helicarrier Medical Team Leader (uncredited)
Jorge Mardel character Stuttgart Driver (uncredited)
Tiffany Sander McKenzie character Civilian (uncredited)
Michael McMillan character Cafe Patron (uncredited)
Sean Meehan character Guard (uncredited)
Holly Neelie character Gala Museum Patron (uncredited)
Caleb Daniel Noal character Extra (uncredited)
Jeremy Orr character S.H.I.E.L.D. Agent (uncredited)
Nate Paige character New York Pedestrian (uncredited)
Martin Palmer character Shiel Employee (uncredited)
Maria Perossa character Museum Gala Guest (uncredited)
Caleb Pieplow character Extra (uncredited)
Alexander Daniel Pimentel character Helicarrier Shield Agent (uncredited)
Frank Powers character S.H.I.EL.D Agent - Loki Escort (uncredited)
Jaime Powers character S.H.I.E.L.D. Agent (uncredited)
Brent Reichert character Stuttgart Gala Patron (uncredited)
Kelly Ruble character S.H.E.I.L.D. Agent (uncredited)
Gina Sarno character Restaurant Patron (uncredited)
Robert B. Schneider IV character New York City Police Officer (uncredited)
Jeff Seich character New York Police Officer in Firefight (uncredited)
Christina Shaffer character Stuttgart Beer Garden Patron (uncredited)
Alonda Shevette character Lab Tech (uncredited)
Douglas Slygh character Museum Gala Patron (uncredited)
Colin Strause character S.H.I.E.L.D. Agent #4 (uncredited)
Robert P. Thitoff character Gala Patron (uncredited)
George Thomas character S.H.I.E.L.D. Agent (uncredited)
Shane Thompson character Pedestrian (uncredited)
Jerry Lee Tucker character Mercenary (uncredited)
Tai Urban character Child on News #1 (uncredited)
Chris Vaina character Running Pedestrian (uncredited)
Sandra Weston character Sweeper (uncredited)
Seth Zielicke character Barbershop (uncredited)
Alex DeCourville character Tourist (uncredited)
Andrea-Nichole Olivas character S.H.I.E.L.D agent (uncredited)
Tina Grimm character NYC Pedestrian (uncredited)
Evan Kole character Principal (uncredited)