MARVEL Had A "No Asshole" Rule On The Set Of The INCREDIBLE HULK
https://www.slashfilm.com/1461581/marvel-mcu-incredible-hulk-anti-edward-norton-rule/?zsource=msnsyndicated
For the record, I much prefer Edward Norton over Mark Ruffalo and can only imagine what Edward Norton interacting with the rest of the liberal cast would've been like for The AVENGERS had Norton been Cast over Ruffalo??