Code 7, victim 5 (1964)

The first victim is the butler of South African millionaire Wexler, who hires hard-hitting private eye Steve Martin for protection. Once at Wexler’s palatial Cape Town estate, Martin meets the patriarch’s family, close associates – and possible suspects. When it’s discovered that the key to the killing may lie in an old war photograph, Martin sets out on a mission to unravel the identities of the men in the picture before they become target two through VICTIM 5.