Robert Downey Jr.

Tony Stark / Iron Man

Chris Hemsworth

Thor

Mark Ruffalo

Bruce Banner / Hulk

Chris Evans

Steve Rogers / Captain America

Scarlett Johansson

Natasha Romanoff / Black Widow

Jeremy Renner

Clint Barton / Hawkeye

James Spader

Ultron (voice)

Samuel L. Jackson

Nick Fury

Don Cheadle

James Rhodes / War Machine

Aaron Taylor-Johnson

Pietro Maximoff / Quicksilver

Elizabeth Olsen

Wanda Maximoff / Scarlet Witch

Paul Bettany

Jarvis / Vision

Cobie Smulders

Maria Hill

Anthony Mackie

Sam Wilson / The Falcon

Hayley Atwell

Peggy Carter