Robert Downey Jr.

Tony Stark / Iron Man

Chris Evans

Steve Rogers / Captain America

Mark Ruffalo

Bruce Banner / Hulk

Chris Hemsworth

Thor

Scarlett Johansson

Natasha Romanoff / Black Widow

Jeremy Renner

Clint Barton / Hawkeye

Josh Brolin

Thanos

Don Cheadle

James Rhodes / War Machine

Paul Rudd

Scott Lang / Ant-Man

Benedict Cumberbatch

Doctor Strange

Chadwick Boseman

T'Challa / Black Panther

Brie Larson

Carol Danvers / Captain Marvel

Tom Holland

Peter Parker / Spider-Man

Karen Gillan

Nebula

Zoe Saldaña

Gamora

Evangeline Lilly

Hope Van Dyne / Wasp

Tessa Thompson

Valkyrie

Rene Russo

Frigga

Elizabeth Olsen

Wanda Maximoff / Scarlet Witch

Anthony Mackie

Sam Wilson / Falcon

Sebastian Stan

Bucky Barnes / Winter Soldier

Tom Hiddleston

Loki

Danai Gurira

Okoye

Benedict Wong

Wong

Pom Klementieff

Mantis

Dave Bautista

Drax

Letitia Wright

Shuri

John Slattery

Howard Stark

Tilda Swinton

The Ancient One

Jon Favreau

Happy Hogan

Hayley Atwell

Peggy Carter

Natalie Portman

Jane Foster

Marisa Tomei

Aunt May

Taika Waititi

Korg (voice)

Angela Bassett

Ramonda

Michael Douglas

Hank Pym

Michelle Pfeiffer

Janet Van Dyne

William Hurt

Secretary of State Thaddeus Ross

Cobie Smulders

Maria Hill

Sean Gunn

On-Set Rocket / Kraglin

Winston Duke

M'Baku

Linda Cardellini

Laura Barton

Maximiliano Hernández

Agent Sitwell

Frank Grillo

Brock Rumlow

Hiroyuki Sanada

Akihiko

Tom Vaughan-Lawlor

Ebony Maw

James D'Arcy

Jarvis

Jacob Batalon

Ned

Vin Diesel

Groot (voice)

Bradley Cooper

Rocket (voice)

Gwyneth Paltrow

Pepper Potts

Robert Redford

Alexander Pierce

Chris Pratt

Peter Quill / Star-Lord

Samuel L. Jackson

Nick Fury

Lexi Rabe

Morgan Stark

Ross Marquand

Red Skull (Stonekeeper)

Joe Russo

Grieving Man

Emma Fuhrmann

Cassie Lang

Michael James Shaw

Corvus Glaive

Terry Notary

On-Set Groot / Cull Obsidian

Kerry Condon

Friday (voice)

Ben Sakamoto

Cooper Barton

Ava Russo

Lila Barton

Cade Woodward

Nathaniel Barton

Stan Lee

Driver

Yvette Nicole Brown

S.H.I.E.L.D. Agent

Callan Mulvey

Jack Rollins

Lia Mariella Russo

Lia

Julian Russo

Julian

Taylor Patterson

Taylor

Agostino Rosalina

Augie

Ken Jeong

Security Guard

Ty Simpkins

Harley Keener

Jackson A. Dunn

Scott Lang (12 Y.O.)

Lee Moore

Scott Lang (93 Y.O.)

Matthew Berry

S.H.I.E.L.D. Agent

Joy McAvoy

Asgardian Maiden

John Michael Morris

Young Hank Pym

Michael A. Cook

Male S.H.I.E.L.D. Agent

Brent McGee

Camp Lehigh Guard

Brian Schaeffer

Military Police

Jamie Wedel

Drill Sergeant

Anthony G Breed

Young Stan Lee Double

Erica Ribley

Car Girl

Monique Ganderton

On-Set Proxima Midnight

Jim Starlin

Support Group Man #1

Jimmy Ray Pickens

Support Group Man #2

Hye Jin Jang

Japanese Girl

Russell Bobbitt

Diner Owner

Jack Champion

Kid on Bike

Sam Hargrave

New Asgard Truck Driver

Patrick Gorman

Old Steve Rogers Double

Aaron Lazar

Doctor Strange Double

Robert Pralgo

Thanos Reader

Tom Wisdom

Loki Reader

John Posey

Alexander Pierce Reader

Ameenah Kaplan

Gamora Reader

Olaniyan Thurmon

Teenage Groot Reader

Mike Lutz

On Set Reader #2

Donald Mustard

Kamar-Taj Sorcerer (uncredited)