as Samuel Keifer
as Engineer
as Dr. Keith Simms
as Dr. Bennett
as Professor Sorvad
as Julian Roberts
as Ed Jarvis
as Dr. Greg Miller
as Dr. Philip Grigg
as Lionel Huxley
as Mr. Scanlon
as Solicitor
as Richard Barwell
as Leutnant Hicks
as The Hon. W. H. Lyttelton
as Gervaise de Lutrelle
as Hugo Brayford
