Frederick Culley

Roger Bacon

Laurence Olivier

Vincent Lunardi

Franklin Dyall

Jerome de Ascoli

Henry Victor

Otto Lilienthal

Hay Petrie

Tiberius Cavallo

John Turnbull

Von Zeppelin

CH

Charles Lefeaux

Louis Bleriot

BR

Bryan Powley

George Cayley

Alan Wheatley

Giovanni Alfonso ...

John Abbott

Jean-François Pil...

Charles Frend

Narrator (voice)

Edward Ashley

(uncredited)