who are the avengers in infinity war?
['Robert Downey Jr. as Tony Stark / Iron Man: ... ', 'Chris Hemsworth as Thor: ... ', 'Mark Ruffalo as Bruce Banner / Hulk: ... ', 'Chris Evans as Steve Rogers / Captain America: ... ', 'Scarlett Johansson as Natasha Romanoff / Black Widow: ... ', 'Benedict Cumberbatch as Dr. Stephen Strange: ... ', 'Don Cheadle as James "Rhodey" Rhodes / War Machine:']