Robert Downey Jr. Tony Stark / Iron Man

Gwyneth Paltrow Pepper Potts

Rebecca Hall Maya Hansen

Guy Pearce Aldrich Killian

Ben Kingsley The Mandarin

Paul Bettany Jarvis (voice)

Don Cheadle James Rhodes / War Machine

Jon Favreau Happy Hogan

William Sadler Sal Kennedy

James Badge Dale Eric Savin

Stephanie Szostak Ellen Brandt

Stan Lee Stan the Man (rumored)

Bingbing Fan Dr. Wu's Wife

Yvonne Zima Miss Elkridge

Dale Dickey Mrs. Davis

Ty Simpkins Harley

Ashley Hamilton Jack Taggert

Marco Sanchez Vice President Rodriguez

Xueqi Wang Dr. Wu

Spencer Garrett Rose Hills Sheriff

Bridger Zadina Richie

Indra Patel Jan Georgoh

Jenna Ortega Vice President's Daughter

Stephen L. Cohen Mandarin Guard

Chris Gethard Juan

Meghan Aruffo NYE Party Girl

Noa Lindberg Michele Cusick

Denise Vasquez Vice President Family Member

Mark Kubr Cell Guard #1

Jen McPherson East Coast Technical Director

Marcus Natividad Villain #2 / Biker

Jim Gunter Mr. Davis

Crisann Peters Neptunes Bartender

Joseph Velez Villain / Biker

Roy McCrerey Military Advisor

Rustam Branaman Agent Danbury

Lorraine Caporaso Aristocrat Hotel Guest

Mark Guy Thompson White House Secret Service

Matt Nye Conference Guy

Carolyn Foland Waitress

Laura Avery Saloon Girl

Michael Lovern Executed Pakistani Villager

Toochukwu T.C. Anyachonkeya Party Guest #1 (uncredited)

Ric Bagoly Photographer (uncredited)

Logan Bennett Onlooker (uncredited)

Sharika Blockett Onlooker at Hospital (uncredited)

Christopher Cozort Pageant Guest / Saloon Patron (uncredited)

Todd Davis Townsman (uncredited)

Christopher De Stefano Neptune's Net Bar Patron - Man in Hat (uncredited)

Brenden Donovan Stark Security Guard (uncredited)

Steve Earnest White House Photographer (uncredited)

William Frasca LA Local (uncredited)

Gregory French Insurgent (uncredited)

Cindy Goudie Waitress (uncredited)

Randy Grazio Secret Service Agent (uncredited)

Trevor Hammonds Hollywood Tourist (uncredited)

Dean Allen Jones EMT (uncredited)

Chad Kurtz Secret Service Agent (uncredited)

Tanner Lagasca A.I.M. Employee (uncredited)

Keri Maletto Convention Photographer (uncredited)

Keith Middlebrook Agent Adams (uncredited)

Jeffrey M. Miller Videographer (uncredited)

Brian Patrick Moize Rose Hill Saloon Patron (uncredited)

Jessica Montville Neptunes Net Bar Patron (uncredited)

Anna Nalepka Beauty Pagent Guest (uncredited)

Kimberly Parker White House Press (uncredited)

Eric Perez Neptune Net Bar Patron (uncredited)

Shannon Plummer-White Pagent Guest (uncredited)

Stacy Rabon The Nanny (uncredited)

Keith Rafalko Townsman (uncredited)

Diezel Ramos Secret Service Agent (uncredited)

Ray Remillard VP Senior Staff (uncredited)

Jonathan G Rivera Neptune Net Bar Patron (uncredited)

Mindy Robinson Bikini Girl (uncredited)

Mark Ruffalo Bruce Banner (uncredited)

Frank Scozzari Security Council Advisor (uncredited)

John L. Smith Jr. Townsman (uncredited)

Ron Stafford Pagent Guest (uncredited)

Gina Travis Judge 1 (uncredited)

Millie Wannamaker Pagent Guest / TownResident (uncredited)

Kenny Waymack Jr. Party Guest (uncredited)

Memi West Pageant (uncredited)

Justin Wheelon Alex Matthews (uncredited)

Lawrence Whitener Key West Codger (uncredited)

Ebony Wilson Stark Employee (uncredited)

Mitchell Yee Mandarin Soldier (uncredited)

Lauren York Miss Johnson City (uncredited)