The Wire creator David Simon tweeted Friday that the 59-year-old actor who played Freddy on House Of Cards has died.

Reg E. Cathey, known for roles ranging from Freddy on House of Cards, for which he won an Emmy, to Norman Wilson on The Wire, has died. He was 59.

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The cause of death was not immediately known, and a representative for the actor did not return a request for comment Friday evening.

Born in Alabama, Cathey attended the University of Michigan and Yale School of Drama before working in theater. In addition to his work on The Wire and House of Cards, he also had guest roles on Law & Order: Special Victims Unit, Grimm, and Outcast.

Via Twitter: @BeauWillimon