The musician is due to appear in the Dana Delany drama around midseason, according to TV Line.
Kingston will play a cab driver called Marley, but further details of his appearance have not been released.
Jamie Bamber also recently signed up to appear in Body of Proof.
Other stars who have had guest spots in this season include Gregory Harrison and Chrishell Stause.
Body of Proof airs on Tuesdays at 10/9c on ABC.
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