The Secret SevenCrime100The Secret Seven100Crimethumb_upthumb_downThe Secret SevenAugust 15, 1940Directed byJames MooreScientists assembled to prove their methods are effective in criminal investigation try to solve a series of murders.US content warning criminal investigationscientists Last Updated: 2 days ago Request Update CastBruce BennettPatrick NorrisFlorence RiceLola HobbsBarton MacLaneSam O'DonnellJoe DowningLou BoydJoseph CrehanPolice Chief HobbsHoward HickmanDr. TalbotEdward Van SloanProf. HoltzP.J. KellyProf. CordetDon BeddoeMaj. BlaineWilliam ForrestMr. BrooksDantón FerreroMr. DeSotoGeorge AndersonDetective BennettDuke YorkJoe CarpaEddie LaughtonHenchman BishopGeorge MagrillHenchman Scarlatti Image Gallery RecommendedThe Mirror Crack'dMurder Most FoulThe Quiller MemorandumThe Scarlet ClawThe Blue GardeniaBlack WidowManiacMWitness to MurderBlack AngelThe Woman in the WindowConflictMurder in Three ActsPerfect SistersIndemnity