Balthazar Getty Balthazar Getty

Brothers & Sisters star Balthazar Getty will make a guest appearance in an upcoming episode of TNT's new crime drama Rizzoli & Isles, starring Angie Harmon and Sasha Alexander.

Getty will play Ron Garvey, an organizer of the Boston Marathon. When an assassin targets the Marathon's runners, Garvey uses his power within the state government to attempt to control Jane Rizzoli's (Harmon) investigation.

The exact airdate of Getty's guest role has not been confirmed.

Rizzoli & Isles premieres Monday, July 12, 10/9c on TNT.

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