Mary Kirk Logan (Jean Parker) is the titular lady in question, wrongfully convicted of murdering the man blackmailing her family and sentenced to die in the electric chair. What's more, her doctor boyfriend (Douglas Fowley) is the state executioner who must pull the switch! Can a top criminologist (Lionel Atwill) clear Mary's name in time? Well-made "B" suspenser also stars Marcia Mae Jones. 56 min. Standard; Soundtrack: English.