A man who has lost both his hands plans to kill all the police officers he holds responsible.
The newspaper comics pages give McGarrett a clue to a series of slayings that come every six weeks and seem to have no motive.
Five-0 boards a deported mobster's boat (Nehemiah Persoff), unaware both man and vessel may carry plague; guest Bert Convy.
A family of small-time killers brings its murderous ways to Hawaii, mystifying the Five-0 unit; guests Slim Pickens, Bo Hopkins.
A man with classic symptoms of pyromania appears to be the perfect victim of a frame-up for a series of weekend arsons.
A federal tax agent (Don Porter), posing as a man indicted for tax evasion, murders for $600,000 in stolen money.
Jack Lord
Det. Steve McGarrett
James MacArthur
Danny Williams
Kam Fong
Chin Ho
Al Harrington
Actor
Herman Wedemeyer