When was the actor who played the partner to Detective Danny "Danno" Williams born?
Jack Lord: John Joseph Patrick Ryan (December 30, 1920 – January 21, 1998), best known by his stage name, Jack Lord, was an American television, film and Broadway actor and director and producer. Steve McGarrett: Steve McGarrett is a fictional character from "Hawaii Five-O" who serves as the leader of the Hawaii Five-0 (5−0) crime task force. Steve McGarrett:  He is partner to Detective Danny "Danno" Williams.
i don't know