American psychologist John Holden arrives in London to participate in a symposium aiming to expose witchcraft and devil-worship as a fraud, with attention centered on a cult run by a Julian Karswell. Debarking his plane, Holden learns that the symposium leader, Henry Harrington, has suddenly died and he is now in charg…

1910年，“飞行器”是那个时代风行一时的事物。然而正因为它刚刚诞生，一切还处于起步阶段。英国每日邮报主编劳德·罗恩斯（罗伯特·莫利 Robert Morley饰）策划组织了一场从伦敦飞往巴黎的竞赛。而这次竞赛的目的，就是为了彰显英国种族的优越。如果一切都按照预期发展，不出所料的，他的女婿理查德·梅斯（詹姆斯·福克斯 James Fox…