Okieriete Onaodowan

Okieriete "Oak" Onaodowan (born August 16, 1987) is an American actor, known for originating the roles of Hercules Mulligan and James Madison in the 2015 musical Hamilton, and the role of Dean Miller in the ABC drama and Grey's Anatomy spin-off series Station 19.

Okieriete "Oak" Onaodowan (born August 16, 1987) is an American actor, known for originating the roles of Hercules Mulligan and James Madison in the 2015 musical Hamilton, and the role of Dean Miller in the ABC drama and Grey's Anatomy spin-off series Station 19.