First Look: Prisoners Escape—Including Adam

Alex O'Loughlin as Steve McGarrett

Five-0 goes on a manhunt when a deliberate chemical spill enables six dangerous inmates to escape, including Kono's husband, Adam, on "Ka Pono Ku'oko'a" (Episode 21, Season 6 of Hawaii Five-0).

Grace Park as Kono Kalakaua

"Ka Pono Ku'oko'a" (Episode 21, Season 6 of Hawaii Five-0)

Inmates escaping

"Ka Pono Ku'oko'a" (Episode 21, Season 6 of Hawaii Five-0)

Alex O'Loughlin as Steve McGarrett and Scott Caan as Danny "Danno" Williams

"Ka Pono Ku'oko'a" (Episode 21, Season 6 of Hawaii Five-0)

Chi McBride as Lou Grover and Grace Park as Kono Kalakaua

"Ka Pono Ku'oko'a" (Episode 21, Season 6 of Hawaii Five-0)

Alex O'Loughlin as Steve McGarrett

"Ka Pono Ku'oko'a" (Episode 21, Season 6 of Hawaii Five-0)

Alex O'Loughlin as Steve McGarrett and Scott Caan as Danny "Danno" Williams

"Ka Pono Ku'oko'a" (Episode 21, Season 6 of Hawaii Five-0)