(Cocoon) After Steve’s CIA agent friend is killed, McGarrett lets himself be captured by the group he thinks is responsible and endures a torturous sensory deprivation tank to find the killer. Also, Tani wrestles with whether or not she will tell McGarrett about the murder weapon she found at Adam’s house.
Elenco: Alex O'Loughlin , Scott Caan , Chi McBride , Grace Park , Daniel Dae Kim , Masi Oka , Jorge Garcia , Ian Anthony Dale , Meaghan Rath , Beulah Koale , Dennis Chun , Kimee Balmilero , Taylor Wily , Michelle Borth , Katrina Law .