dr. jekyll became mr. hyde. the monster in him was unleashed.e was off and running. >> topher grace plays david duke. >> i knew if there was anyone i could do it for, and i don't mean anyone, i mean if there was one person i'd feel comfortable doing it with it would be spike. >> i just had to say look, no one's going to think that this is you speaking. this is david duke. >> there are moments in that movie where he looks like and he sounds like the david duke of 1978. it was uncanny for me. >> reporter: i've interviewed duke. topher captures the equally charming, charismatic, and calculating white nationalist i've sat across from. >> for those who would dismiss you as men stuck in the past, you say what? >> i say we're the future. >> reporter: duke has mastered the art of intellectualizing what history long ago deemed indefensible. duke is back in the headlines, front and center at last year's ralfully charlottesville, as documented by indy star reporter. >> we're determined to take our country back. we're going to fulfill the promises of donald