The RZA, born Roberts Diggs, has worked on many a soundtrack for the martial arts genre. His resume includes, Kill Bill, Ghost Dog, Afro-Samurai, War and a argument can be mad for Blade: Trinity. Lately though, he's stepped into the acting aspects. He starred and directed The Man With The Iron Fists, he played the old ninja Blind Master in G.I. Retaliation and is set to star as the main villain opposite Tony Jaa in The Protector 2.