What was the name of the character played by Dan Blocker in the second-longest running western series on U.S. network television?
Bonanza:  Lasting 14 seasons and 431 episodes, "Bonanza" is NBC's longest-running western, and ranks overall as the second-longest-running western series on U.S. network television (behind CBS's "Gunsmoke"), and within the top 10 longest-running, live-action American series.
i don't know