Howard DuffDr. Stephen Mitchell Philip LeaverProfessor Koepler Michael MedwinDr. Toby Andrews Andrew OsbornDr. Philip Crenshaw Cecile ChevreauVanessa Mitchell Anthony IrelandGeneral Hayes Hugh MoxeyColonel Alfred Daniels Leo PhillipsSergeant Peterson (uncredited) Marianne StoneMrs. Rogers (uncredited) Jean Webster-BroughMrs. Daniels (uncredited) Michael CarrerasProductor Robert L. LippertProductor J. Elder WillsArt Direction Reginald H. WyerDirector Of Photography Dick Bonnor-MorrisMakeup Artist Renée GlynneSupervisor de guion Jimmy SangsterAsistente de dirección Ivor SlaneyMusic Director Bill SalterSound Recordist Victor WarkGerente de producción 
