Step Down to Terror (1958)

"Step Down to Terror" is a 1958 Crime movie directed by Harry Keller and starring by Colleen Miller, Charles Drake. Pursued by detectives, Johnny Walters leaves the city to visit his family in a small California town. Among the household: his dead brother's luscious widow Helen, who soon is attracted to him. Ominous events and conflicting evidence leave Helen suspicious, but uncertain about her brother-in-law as tension builds...