Eamonn Roderique Walker is an English film, television, and theatre actor. In the United States, he is known for playing Kareem Saïd in the HBO television series OZ, for which he won a CableACE Award, and Chief Wallace Boden on NBC's Chicago Fire.

He also starred as Rev. Ephram Samuels on Kings and as Terence 'Edge' Edgecomb on The Whole Truth. He's appeared in films including Unbreakable, Tears of the Sun, Lord of War, Cadillac Records, and The Company Men.

In England, he starred as PC Malcolm Haynes in The Bill and as Winston on the sitcom In Sickness and In Health.

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