Mark Ruffalo
Bruce Banner / Hulk
William Hurt
Secretary of State Thaddeus 'Thunderbolt' Ross
Natalie Portman
Jane Foster
Michelle Pfeiffer
Janet Van Dyne
Scarlett Johansson
Natasha Romanoff / Black Widow
Linda Cardellini
Laura Barton
Don Cheadle
James Rhodes / War Machine
Samuel L. Jackson
Nick Fury
Tilda Swinton
The Ancient One
Marisa Tomei
Aunt May
Robert Downey Jr.
Tony Stark / Iron Man
Michael Douglas
Dr. Hank Pym
Robert Redford
Alexander Pierce
Stan Lee
Driver
Zoe Saldaña
Gamora
Hiroyuki Sanada
Akihiko
Angela Bassett
Ramonda
Gwyneth Paltrow
Pepper Potts
Vin Diesel
Groot (voice)
Rene Russo
Frigga
Jon Favreau
Harold 'Happy' Hogan
Chris Evans
Steve Rogers / Captain America
Josh Brolin
Thanos
Ty Simpkins
Harley Keener
Tom Wisdom
Loki Reader
Jeremy Renner
Clint Barton / Hawkeye
Evangeline Lilly
Hope Van Dyne / Wasp
Joe Russo
Grieving Man
James D'Arcy
Jarvis
John Slattery
Howard Stark
Paul Rudd
Scott Lang / Ant-Man
Tom Vaughan-Lawlor
Ebony Maw
Benedict Wong
Wong
Hayley Atwell
Peggy Carter
John Posey
Alexander Pierce Reader
Bradley Cooper
Rocket (voice)
Sean Gunn
On-Set Rocket / Kraglin
Anthony Mackie
Sam Wilson / Falcon
Taika Waititi
Korg (voice)
Brie Larson
Carol Danvers / Captain Marvel
Sebastian Stan
Bucky Barnes / Winter Soldier
Kerry Condon
Friday (voice)
Tessa Thompson
Valkyrie
Cobie Smulders
Maria Hill
Benedict Cumberbatch
Stephen Strange / Doctor Strange
Chris Pratt
Peter Quill / Star-Lord
Chris Hemsworth
Thor Odinson
Frank Grillo
Brock Rumlow
Danai Gurira
Okoye
Ken Jeong
Security Guard
Tom Hiddleston
Loki
Robert Pralgo
Thanos Reader
Monique Ganderton
On-Set Proxima Midnight
Yvette Nicole Brown
S.H.I.E.L.D. Agent
Patrick Gorman
Old Steve Rogers Double
Pom Klementieff
Mantis
Taylor Patterson
Taylor
Chadwick Boseman
T'Challa / Black Panther
Callan Mulvey
Jack Rollins
Terry Notary
On-Set Groot / Cull Obsidian
Jimmy Ray Pickens
Support Group Man #2
Karen Gillan
Nebula
Dave Bautista
Drax
Elizabeth Olsen
Wanda Maximoff / Scarlet Witch
Ross Marquand
Johann Schmidt / Red Skull (Stonekeeper)
Aaron Lazar
Doctor Strange Double
Russell Bobbitt
Diner Owner
Maximiliano Hernández
Agent Sitwell
Emma Fuhrmann
Cassie Lang
Mike Lutz
On Set Reader #2
Letitia Wright
Shuri
Sam Hargrave
New Asgard Truck Driver
Tom Holland
Peter Parker / Spider-Man
Brian Schaeffer
Military Police
Michael James Shaw
Corvus Glaive
John Michael Morris
Young Hank Pym
Winston Duke
M'Baku
Ameenah Kaplan
Gamora Reader
Lee Moore
Scott Lang (93 Y.O.)
Joy McAvoy
Asgardian Maiden
Brent McGee
Camp Lehigh Guard
Michael A. Cook
Male S.H.I.E.L.D. Agent
Jacob Batalon
Ned
Jim Starlin
Support Group Man #1
Ben Sakamoto
Cooper Barton
Hye Jin Jang
Japanese Girl
Jack Champion
Kid on Bike
Cade Woodward
Nathaniel Barton
Anthony G Breed
Young Stan Lee Double
Jackson A. Dunn
Scott Lang (12 Y.O.)
Olaniyan Thurmon
Teenage Groot Reader
Ava Russo
Lila Barton
Lexi Rabe
Morgan Stark
Lia Russo
Lia
Erica Ribley
Car Girl
Jamie Wedel
Drill Sergeant
Julian Russo
Julian
Agostino Rosalina
Augie
Eric Patrick Cameron
Midtown High Student (uncredited)
Matthew Berry
S.H.I.E.L.D. Agent