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Blake Calamar, played by Scott Porter, is a recurring character in the legal drama series "The Good Wife." He is a private investigator hired by Alicia Florrick, the show's protagonist, to assist in her cases. Calamar is a skilled and resourceful investigator who often provides Alicia with crucial information and evidence. He is also a loyal and supportive friend to Alicia, offering her emotional support and guidance throughout the series.