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James Gordon MacArthur (December 8, 1937 – October 28, 2010) was an American actor best known for the role of Danny "Danno" Williams, the reliable second-in-command of the fictional Hawaiian State Police squad Hawaii Five-O.
Description above from the Wikipedia article James MacArthur, licensed under CC-BY-SA, full list of contributors on Wikipedia.
as Frank Del Rio
as Himself - Guest Co-Host(1 ep)
as Allan Gebhart(1 ep)
as Walt Stomer
as Walt Stomer(2 eps)
as Cal Miller
as Alex Farrelli(1 ep)
as Chet Hanson(1 ep)
as Scott Burgess(1 ep)
as Paul Krakauer(1 ep)
as Danny Williams(264 eps)
as Deek Stacey
as The Preacher
as Larry Osborne
as Cpl. Henry Jenkins
as The Census Taker
as Lt. Weaver
as Ensign Ralston, U.S.N.
as William Ashton
as Lt. Harley Wilson(1 ep)
as David McVey
as Lt. Alexander(1 ep)
as Rodger Young(1 ep)
as Larry Forsythe(1 ep)
as Clayboy Spencer
as Jack Cole(1 ep)
as Dave Snowden(1 ep)
as Johnny Bradford(1 ep)
as Bert Stover(1 ep)
as Dr. Lew Worship
as Fritz
as David Balfour
as Rudi Matt
as Self
as Jason Fredericks(1 ep)
as Johnny Butler / True Son
as Waiter (uncredited)(1 ep)
as Hal Ditmar
as Self - Presenter(1 ep)
as David McGovern(1 ep)
as Cpl. Henry Jenkins(2 eps)
as Hal Ditmar(1 ep)
as Johnny Dundeen(1 ep)
as Ben Adams(1 ep)
as Jim Gibson(1 ep)
