Hawaii Five-o centers around Jack Lord and James MacArthur as detectives Steve McGarrett and Dan Williams who work for the fictional Hawaiian state police department. Others in the cast include Kam Fong, Herman Wedemeyer, Harry Endo, Zulu, Richard Denning, Al Harrington, Al Eben, Peggy Ryan, Glenn Cannon, Danny Kamekona, Moe Keale, Douglas Mossman, and Kwan Hi Lim. The show’s straightforward storytelling, fast-paced action and strong ensemble cast kept the show popular for years.
The last episode of the police series, number 278, is titled "Woe to Wo Fat." It was first aired on April 5, 1980. By this time in the show's history, both MacArthur (Danny "Danno" Willams) and Fong (Chin Ho Kelly) had left the series.