Lakeith Stanfield takes on the role of FBI informant William O'Neal in "Judas and the Black Messiah."
The militia called for the removal of Georgia's Confederate monument at Stone Mountain Park Saturday.
Jewish leaders have warned their community to stay away from the demonstrations.
"Why'd they punch him like that—and he's a minor," one witness said.
"During the '60s and '70s, art was beautifully done, but there was no violence."
We've been long overdue for a multi-dimensional black superhero.