He don't turn it off till we wrap,' " Cooger recalled of his own response to the executivesRyan Coogler said in an interview that Disney executives "freaked out" when they heard Chadwick Boseman use his Wakandan accent even when cameras weren't rolling,

Marvel execs “freaking out” over Chadwick Boseman’s Wakandan accent being used throughout shooting shows they must have had no idea what a method actor they hired. But the late MCU star's deep dedication to T’Challa came in full swing to not only throw a punch like a Wakandan warrior, but speak like one as well.