Description :
Scientists assembled to prove their methods are effective in criminal investigation try to solve a series of murders. The Secret Seven
Genre :
Casting :
Bruce Bennett , Florence Rice , Barton MacLane , Joe Downing , Joseph Crehan , Howard Hickman , Edward Van Sloan , P.J. Kelly , Don Beddoe , William Forrest , Danton Ferrero , George Anderson , Duke York , Eddie Laughton , George Magrill , Cy Schindell ,