Scarlett Johansson Natasha Romanoff / Black Widow
Vin Diesel Groot (voice)
Zoe Saldaña Gamora
Robert Downey Jr. Tony Stark / Iron Man
Elizabeth Olsen Wanda Maximoff / Scarlet Witch
Dave Bautista Drax
Idris Elba Heimdall
Samuel L. Jackson Nick Fury (uncredited)
Chris Evans Steve Rogers / Captain America
Tom Holland Peter Parker / Spider-Man
Mark Ruffalo Bruce Banner / Hulk
Chris Pratt Peter Quill / Star-Lord
Chris Hemsworth Thor
Josh Brolin Thanos
Tom Hiddleston Loki
Carrie Coon Proxima Midnight (voice)
Benedict Cumberbatch Doctor Strange
Sebastian Stan Bucky Barnes / Winter Soldier
Karen Gillan Nebula
Peter Dinklage Eitri
Benicio del Toro The Collector
Cobie Smulders Maria Hill (uncredited)
Kerry Condon Friday (voice)
Anthony Mackie Sam Wilson / Falcon
Bradley Cooper Rocket (voice)
Gwyneth Paltrow Pepper Potts
Marie Mouroum Dora Milaje (uncredited)
Paul Bettany Vision
Ariana Greenblatt Young Gamora
Jon Favreau Executive Producer
Don Cheadle James Rhodes / War Machine
Danai Gurira Okoye
Kenneth Branagh Asgardian Distress Call (voice) (uncredited)
Pom Klementieff Mantis
Benedict Wong Wong
James Gunn Executive Producer, Additional Dialogue
Adriana Del Valle Casting Assistant
Stan Lee Bus Driver, Characters, Executive Producer
Chadwick Boseman T'Challa / Black Panther
Letitia Wright Shuri
Joe Russo Director
William Hurt Secretary of State Thaddeus Ross
Rodney Fuentebella Conceptual Illustrator
Winston Duke M'Baku
Kevin Feige Producer
Anthony Russo Director
Jacob Batalon Ned
Louis D'Esposito Executive Producer
Sean Gunn On-Set Rocket
Jack Kirby Characters, Comic Book
Scott Hunter Utility Stunts
Alan Silvestri Original Music Composer
Jim Starlin Characters, Thanks, Comic Book
Alexander Witt Second Unit Director of Photography, Second Unit Director
Tom Vaughan-Lawlor Ebony Maw
Sam Hargrave Stunt Driver
Michael James Shaw Corvus Glaive
Stephen McFeely Secretary Ross' Aide, Screenplay
Ross Marquand Red Skull (Stonekeeper)
Vera Steimberg Makeup Artist
Will Loftin Boom Operator
Monique Ganderton On-Set Proxima Midnight, Stunt Coordinator
Tiffany Espensen Cindy
Florence Kasumba Ayo
Larry Lieber Characters
Don Heck Characters
Heidi Moneymaker Stunt Double
Jeff Okabayashi Second Assistant Director
Sarah Halley Finn Casting
Steve Gan Characters
Alexander St. Pierre Visual Effects Coordinator
Cliff Fleming Aerial Coordinator