One Drop Rule: A Guide to Black Celebs

Because looks don't always tell the whole story.

Wentworth Miller: June 2 - The Prison Break star, who came out in a touching open letter this past year, is out-and-proud on his 42nd birthday.(Photo: Aflo / Splash News)
Pete Wentz - The Fall Out Boy frontman has a Jamaican grandfather, and an important one at that. He was the US Ambassador to Sierra Leone and also a cousin of General Colin Powell.    (Photo: Jason Kempin/Getty Images)
Cash Warren - Jessica Alba's hubby is the son of actor and former college basketball player Michael Warren, who is African-American. The elder Warren was best known for his starring role on Hill Street Blues.  (Photo: Mike Coppola/Getty Images for Pencils of Promise)Troian Bellisario - While her name gives away her Italian ancestry, the Pretty Little Liars star is actually also Black, French, English and Serbian.  (Photo: Jason Merritt/Getty Images)

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Wentworth Miller - An increase in diversity and mixed race couples will hopefully mean greater equality and stronger gene pools in the future. But sometimes mixed race stars are not as easy to spot as a Halle Berry or President Barack Obama. Check out our list of stars who have Black ancestry in their DNA.The Prison Break star can credit his dreamy looks to bloodlines more diverse than the United Nations. His father is of Black, Jamaican, English, German, Jewish and Cherokee descent, and his mother is Russian, French, Dutch, Syrian and Lebanese. Thankfully, Miller simplified it by saying, "my father is Black and my mother is white."(Photo: Aflo / Splash News)

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