Upon getting out, Kennedy approached The Adventures of Superman radio show about incorporating what he learned at the KKK into their broadcasts.
The story originated from human rights activist Stetson Kennedy went undercover into the racist organization and learned crucial information like codewords and ritual details.
One of those instances happened in 1946 when the Superman radio show broadcasted the 16-episode story “Clan of the Fiery Cross,” which depicted Superman fighting the Ku Klux Klan.
Superman fights a variety of bad guys, from simple bank robbers to alien invaders.