| Crime, Drama
TV journalist Tab Holland assists Scotland yard with the murder of a reclusive millionaire whose corpse is discovered locked in a vault. The key to the vault is mysteriously found on the table beside the corpse.
One of a series of second feature films based on Edgar Wallace novels, released between 1960 and 1965 in British cinemas. The films were later sold to American TV and screened there as The Edgar Wallace Mystery Theatre (1959).