Robert Downey Jr.

Character: Tony Stark / Iron Man

Chris Evans

Character: Steve Rogers / Captain America

Mark Ruffalo

Character: Bruce Banner / Hulk

Chris Hemsworth

Character: Thor

Scarlett Johansson

Character: Natasha Romanoff / Black Widow

Jeremy Renner

Character: Clint Barton / Hawkeye

Josh Brolin

Character: Thanos

Don Cheadle

Character: James Rhodes / War Machine

Paul Rudd

Character: Scott Lang / Ant-Man

Benedict Cumberbatch

Character: Doctor Strange

Chadwick Boseman

Character: T'Challa / Black Panther

Brie Larson

Character: Carol Danvers / Captain Marvel

Tom Holland

Character: Peter Parker / Spider-Man

Karen Gillan

Character: Nebula

Zoe Saldaña

Character: Gamora

Evangeline Lilly

Character: Hope Van Dyne / Wasp

Tessa Thompson

Character: Valkyrie

Rene Russo

Character: Frigga

Elizabeth Olsen

Character: Wanda Maximoff / Scarlet Witch

Anthony Mackie

Character: Sam Wilson / Falcon

Sebastian Stan

Character: Bucky Barnes / Winter Soldier

Tom Hiddleston

Character: Loki

Danai Gurira

Character: Okoye

Benedict Wong

Character: Wong

Pom Klementieff

Character: Mantis

Dave Bautista

Character: Drax

Letitia Wright

Character: Shuri

John Slattery

Character: Howard Stark

Tilda Swinton

Character: The Ancient One

Jon Favreau

Character: Happy Hogan

Hayley Atwell

Character: Peggy Carter

Natalie Portman

Character: Jane Foster

Marisa Tomei

Character: Aunt May

Taika Waititi

Character: Korg (voice)

Angela Bassett

Character: Ramonda

Michael Douglas

Character: Hank Pym

Michelle Pfeiffer

Character: Janet Van Dyne

William Hurt

Character: Secretary of State Thaddeus Ross

Cobie Smulders

Character: Maria Hill

Sean Gunn

Character: On-Set Rocket / Kraglin

Winston Duke

Character: M'Baku

Linda Cardellini

Character: Laura Barton

Maximiliano Hernández

Character: Agent Sitwell

Frank Grillo

Character: Brock Rumlow

Hiroyuki Sanada

Character: Akihiko

Tom Vaughan-Lawlor

Character: Ebony Maw

James D'Arcy

Character: Jarvis

Jacob Batalon

Character: Ned

Vin Diesel

Character: Groot (voice)

Bradley Cooper

Character: Rocket (voice)

Gwyneth Paltrow

Character: Pepper Potts

Robert Redford

Character: Alexander Pierce

Chris Pratt

Character: Peter Quill / Star-Lord

Samuel L. Jackson

Character: Nick Fury

Lexi Rabe

Character: Morgan Stark

Ross Marquand

Character: Red Skull (Stonekeeper)

Joe Russo

Character: Grieving Man

Emma Fuhrmann

Character: Cassie Lang

Michael James Shaw

Character: Corvus Glaive

Terry Notary

Character: On-Set Groot / Cull Obsidian

Kerry Condon

Character: Friday (voice)

Ben Sakamoto

Character: Cooper Barton

Ava Russo

Character: Lila Barton

Cade Woodward

Character: Nathaniel Barton

Stan Lee

Character: Driver

Yvette Nicole Brown

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

Callan Mulvey

Character: Jack Rollins

Lia Mariella Russo

Character: Lia

Julian Russo

Character: Julian

Taylor Patterson

Character: Taylor

Agostino Rosalina

Character: Augie

Ken Jeong

Character: Security Guard

Ty Simpkins

Character: Harley Keener

Jackson A. Dunn

Character: Scott Lang (12 Y.O.)

Lee Moore

Character: Scott Lang (93 Y.O.)

Bazlo LeClair

Character: Scott Lang (Baby)

Loen LeClair

Character: Scott Lang (Baby)

Matthew Berry

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

Joy McAvoy

Character: Asgardian Maiden

John Michael Morris

Character: Young Hank Pym

Michael A. Cook

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

Brent McGee

Character: Camp Lehigh Guard

Brian Schaeffer

Character: Military Police

Jamie Wedel

Character: Drill Sergeant

Anthony G Breed

Character: Young Stan Lee Double

Erica Ribley

Character: Car Girl

Monique Ganderton

Character: On-Set Proxima Midnight

Jim Starlin

Character: Support Group Man #1

Jimmy Ray Pickens

Character: Support Group Man #2

Hye Jin Jang

Character: Japanese Girl

Russell Bobbitt

Character: Diner Owner

James Lin

Character: Diner Cook

Jack Champion

Character: Kid on Bike

Sam Hargrave

Character: New Asgard Truck Driver

Patrick Gorman

Character: Old Steve Rogers Double

Aaron Lazar

Character: Doctor Strange Double

Robert Pralgo

Character: Thanos Reader

Tom Wisdom

Character: Loki Reader

John Posey

Character: Alexander Pierce Reader

Ameenah Kaplan

Character: Gamora Reader

Olaniyan Thurmon

Character: Teenage Groot Reader

Jennifer Elmore

Character: On Set Reader #1

Mike Lutz

Character: On Set Reader #2

Donald Mustard

Character: Kamar-Taj Sorcerer (uncredited)