Following the events of Age of Ultron, the collective governments of the world pass an act designed to regulate all superhuman activity. This polarizes opinion amongst the Avengers, causing two factions to side with Iron Man or Captain America, which causes an epic battle between former allies.
Chris Evans
as Steve Rogers / Captain America
Robert Downey Jr.
as Tony Stark / Iron Man
Scarlett Johansson
as Natasha Romanoff / Black Widow
Sebastian Stan
as Bucky Barnes / Winter Soldier
Anthony Mackie
as Sam Wilson / Falcon
Don Cheadle
as Lieutenant James Rhodes / War Machine
Jeremy Renner
as Clint Barton / Hawkeye
Chadwick Boseman
as T'Challa / Black Panther
Paul Bettany
as Vision
Elizabeth Olsen
as Wanda Maximoff / Scarlet Witch
Paul Rudd
as Scott Lang / Ant-Man
Emily VanCamp
as Sharon Carter