Chester Lauck
Lum Edwards
Acting
Norris Goff
Abner Peabody
Acting
Franklin Pangborn
Mr. Pinkney
Acting
Kay Linaker
Mrs. Madge Carmen
Acting
Irving Bacon
Omar Tennyson Gimpel
Acting
Herbert Rawlinson
J. J. Stark Sr.
Acting
Ivan F. Simpson
Professor Albert Frisby (as Ivan Simpson)
Acting
Rosemary La Planche
Miss LaPlanche, Dr. O'Brien's Nurse
Acting
Jack Carr
Airfield Attendant
Acting