The Hidden Eye

A blind detective, Duncan Maclain, with a seeing-eye dog is asked to help by Jean Hampton after a number of mysterious murders are committed, including ones of her wealthy father and uncle. Jean's fiancé, Barry Gifford, falls under suspicion at first, but Maclain and bodyguard Marty Corbett ultimately conclude that a family lawyer, Treadway,is masterminding a murder and moneymaking scheme. Gifford is about to be framed for the killings when Maclain solves it, after which the detective is asked to be best man at Jean's wedding.