Chad L. Coleman (born September 6, 1967) is an American actor. He is known for playing Dennis "Cutty" Wise on the HBO series The Wire (2004โ08), Tyreese on the AMC series The Walking Dead (2012โ15), Mingo on Roots (2016), Z on the FX sitcom It's Always Sunny in Philadelphia (2010โ19), Fred Johnson on The Expanse (2015โ20), Klyden on The Orville...