Shadow of the Eagle is a 1932 Mascot film serial with John Wayne making his acting debut in serials. It’s about a mysterious pilot called the Eagle who threatens people with skywriting.
John Wayne plays John Blair. He and his partner, Larry Adams (Lane Chandler) are out of work when the arrival of telegraph ends the Pony Express. They get swindled by Cal Drake for a telegraph line and equipment to a ghost town. John determines that he will operate the line and learns that a coach race will be staged and he signs up for it. The fastest team in the race will win a $25,000 government contract.
Working from quartet of Eugene O’Neill plays, John Ford created a hauntingly dark dramatic universe, populated with his usual stock company of players augmented by John Wayne in the role of the naïve Swedish sailor Olsen.