as Doctor
as Nyder
as Stephen Kedge
as Mr. Reise
as Captain Exdrell
as Mr. Dubbin
as BBC Executive
as Nyder (archive recording)
as Dr. Lawrence
as Professor Whittaker
as Major General Oster
as Professor Whitaker
as Dr. Whatmore
as Arranches
as Bradshaw
as Manners
as Secretary Rontane
as Arthur Wainright
as Registrar
as Professor Heinz Laubenthal
as Bernard
