Greg Grunberg guest stars on Hawaii Five-O - Hawaii News Now - KGMB and KHNL

Greg Grunberg guest stars on Hawaii Five-O

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(HawaiiNewsNow) - Greg Grunberg,  who played "Parkman" on Heroes will make an appearance.  He'll reportedly play an immigration and customs agent and will share scenes with former Heroes co-star Masi Oka, who plays Max.