Freddie Bartholomew
Freddie Hewlett
Billy Halop
James 'Jimmie' Fletcher
Huntz Hall
Bushy Thomas
Bobby Jordan
Jockey
Boyd Davis
Maj. E.C. Carter - Academy Commandant
William Blees
Cadet Capt. Wesley Rogers
Richard Noyes
Cadet Sgt. Sable
Joseph Crehan
Mr. Jeffrey Ferguson
Don Beddoe
Saginaw Jake
Charles Lind
Cadet Pell
Billy Lechner
Cadet Baker
Peter Lawford
Cadet Wilbur
Rudolph Anders
Horner - Nazi Saboteur (as Robert O. Davis)