The Shadow of the Eagle 1932 Nathan Gregory is a World War I veteran pilot who runs a small, debt ridden traveling carnival along with loyal daughter Jean Gregory is at odds with five of his former squadron comrades, who he thinks shot him down in 1918 and stole his plans for an incredible invention, a radiopiloted plane An enigmatic criminal, called The Eagle, and his gang of toughs skywrites threatening the five businessmen with vengeance for their past misdeeds Although Gregory is suspected of being the arch villain, especially after he disappears, hero Craig McCoy and the carnivals midget, strongman, and ventriloquist struggle to expose The Eagles identity