Guest Stars Chris Mulkey as William Pettifer Richard Herd as Milton Cooper Co Starring Ma'a Tanuvasa as Guard Mariano Farrar as Clarence Whitmour Daisy Kim Murakami as Yuki Uncredited Meaghan Rath as Alexa Alana Scott Caan as Milton Cooper - 1941 Beulah Koale as Evan Kekoa Jorge Garcia as Officer Mike Flanagan Ian Anthony Dale as Earl Blackstone Chi McBride as Capt. Charles Sumner Taylor Wily as "Biggie" Tupa Alex O'Loughlin as Steven McGarrett Sr - 1941 Dennis Chun as Sgt. Naskiuchi
