. "Steve McGarrett"@en . "show"@en . "Alex O'Loughlin"@en . . "Lieutenant Commander Steve McGarrett (2010)"@en . "Male"@en . "Steve McGarrett is a Lieutenant Commander in the United States Navy and a Navy SEAL as well as the leader of the Hawaii Five-0 Task Force."@en . . . . "Steve McGarrett is a Lieutenant Commander in the United States Navy and a Navy SEAL as well as the leader of the Hawaii Five-0 Task Force."@en . .