(Ancients Exposed) McGarrett and Five-0 discover a Russian spy ring hiding in plain sight when a Russian nuclear attack submarine appears off the coast of Waikiki. Also, Tani is conflicted by her unnerving discovery at Adam's house. Season Finale...

Starring:

Alex O'Loughlin, Scott Caan, Ian Anthony Dale, Meaghan Rath, Jorge Garcia, Chi McBride, Grace Park, Daniel Dae Kim, Taylor Wily, Masi Oka, Beulah Koale, Dennis Chun, Kimee Balmilero, Lauren German, Katrina Law

Genre:

Drama