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The King of Drublegratz is dying. The heirs to the throne are his three sons, but THRUSH wants to take over the country. They send Dr. Igor Gork with his sound projector. As one of the sons drives across a bridge, Dr. Gork uses the projector to destroy it. April and Mark are sent to prevent any further deaths in the Royal Family.
First Air Date : Sep 13, 1966
Last Air date : Apr 11, 1967
Episode : 29 Episode
Season : 1 Season
Runtime: 60:14 minutes
Studio: NBC
Country: