During World War I, an American pilot vows to bring down the German ace responsible for his friend's death.
Lt. Steve Warner
Aimee
2nd Lt. Hartley
Granny Biggs
Sgt. "Ham" Davis
Cpl. Teddy May
Lt. 'Pop' Roget
Ace McGurk
Capt. Andre De Laage
Sgt. Chevalier
Clarence Perkins
Baron Kurt von Hagen
Lt. Schroeder (as Rudolph Amendt)
Sgt. Cortez
