The title character in this Jonny Quest episode is a huge, voracious bird. While in the midst of a jungle expedition in search of a rare alloy called trinauxite, the Quest team is forced to do battle against the monstrous Turu. Veteran character actor Everett Sloane is heard as the villainous Deen, who is using Turu for his own sinister purposes. "Turu the Terrible" originally aired on December 25, 1964. ~ Hal Erickson, Rovi