Stars You Didn't Realize Were On NCIS

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Taye Diggs as Gunnery Sergeant Aaron Davis

On NCIS: Marine Gunnery Sergeant Aaron Davis is a Special Ops sniper who was wounded while serving in Iraq. He's been receiving treatment at the Walter Reed Medical Center, where he participates in a rehabilitation program run by MusiCorps that helps servicemen heal through music. 

Where you may have seen him on CBS: Taye plays Dean Levine-Wilkins on The Good Wife.

Watch Aaron Davis rock out with the MusiCorps Wounded Warrior Band in the 300th episode of NCIS, "Scope," on CBS All Access.