She Wolf of London: 1946
Universal Pictures
Black and White
aka The Curse of the Allenbys

Director: Jean Yarbrough
Cast: June Lockhart, Don Porter, Sara Haden

Plot: Universal offers what at first seems to be another play by the numbers werewolf movie. The Allenbys are haunted by the curse of lycanthropy, which Lockhart suspects she has inherited after several murders. However, in a truly amazing twist the killings were merely done by a demented murderer.