character - Isa Whitney

character - Malvern

character - Wise Martian

character - Anonymous Man

character - Various Characters

character - Patrick Hawkes

character - Jonathan Westering, MI5

character - Martin Lord

character - Vernon

character - Air Gunner

character - Mark Robert Kingston

character - Montgomery Infield-Hopping

character - George Neville

character - Herbert Hall

character - Mr. Gordon

character - Drusus

character - Ted York

character - Miles Heywood

character - Alan Thompson

character - Lt Bailey

character - Sir Waldermar

character - Sir Frederick Venner

character - George

character - Freddy Waters

character - Larry

character - Patroclus

character - John Wyndham

character - Barney

character - Secretary

character - A.P.O. at Customs Launch

character - Dr. Buchanan

character - Falk, Pimpernel Pilot

character - Alan Whitcomb

character - Admiral Browning