What Happened To The Original Cast Of Hawaii Five-O

O" didn't remain on the show for its entire 12-season run and had varying levels of success after their exits.
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CBS quietly rewrites Scott Caan's Hawaii Five-0 role in NCIS & breaks franchise canon

CBS's latest NCIS spinoff will completely shift expectations for Scott Caan of Hawaii Five-0 fame, officially breaking the Navy franchise's rules.
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NCIS' new spinoff goes viral with first look as production starts as it replaces Scott Caan's Hawaii Five-0 role

The NCIS universe recently confirmed its return slate.
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Inside the Lives of the Original “Hawaii Five-O” Cast, 46 Years After the Show Ended

It's time to say aloha again to the Hawaii Five-O cast. Starring Jack Lord as Detective Steve McGarrett and James MacArthur as Danny "Danno" Williams, the popular police procedural premiered in ...