Alias John Preston (1955)

Wealthy John Preston arrives in small town Deanbridge. He invests in local businesses and gets involved in community affairs. Eventually, he meets a local belle, Sally, and wins her from her current boyfriend. She agrees to marry him. Then, he begins to have strange dreams about Sylvia, a beautiful woman from his past, who comes to Deanbridge to blackmail him. In his dream, Preston strangles the scheming woman, but is then confronted by a strange Frenchman. He tells his dream to Dr. Walton, who feels Preston is suppressing things in his past, and should regain his memory before marrying Sally.