Where We Left Off: Governor Jameson's connection to Wo Fat was revealed, but he murdered her before McGarrett could see her punished. Danny planned to return to New Jersey after reuniting with his ex, but with both McGarrett and Kono getting arrested, he promised to help his friends.

What's Next: 'Sarah Connor Chronicles' alum Richard T. Jones takes over as Governor, 'Entourage' alum Autumn Reeser joins the cast in a recurring role as a museum curator who hooks up with Danny, and Oscar winner Patty Duke plays a woman with Alzheimer's whose son is murdered. Tom Sizemore will also play an Internal Affairs honcho for several eps and Terry O'Quinn returns to the Island and reunites with his 'Lost' pal Daniel Dae Kim to play the recurring role of a Navy Seal commander who trained McGarrett.

Season 2 premieres Mon., Sept. 19, 10PM ET on CBS