Clooney has been attached to the project before, as long back as when he was working on Steven Soderbergh's 'The Good German'.
Watch the ‘Avengers: Infinity War’ Red Carpet Premiere Livestream
‘Infinity War’ Writers on Making Thanos Vulnerable and Possibly Killing MCU Favorites
Watch Benedict Cumberbatch Keep Tom Holland From Spoiling ‘Avengers: Infinity War’
‘Guardians of the Galaxy, Vol. 2’ Revisited: “He Didn’t Chase Them Away”
The Big ‘Westworld’ Mysteries to Obsess over in Season 2