Topher Grace. Pic/YouTube

Actor Topher Grace is portraying the role of a former leader of Ku Klux Klan (KKK) in "BlacKkKlansman". The "Spiderman 3" star is playing David Duke, an ex-Ku Klux Klan grand wizard. The Spike Lee-directed film is the real-life story of Ron Stallworth (played by John David Washington), a detective in Colorado Springs, who infiltrates the local chapter of a hate group and becomes the head of the chapter.