Murder in the Private Car (1934)

Ruth Raymond works on the switchboard and her boyfriend is John Blake. It has taken 14 years, but a detective named Murray has found her and confirmed that she is Ruth Carson. As a child, she was kidnapped by her uncle and is the daughter of a wealthy railroad tycoon. Under the watchful eye of Godfrey D. Scott, an attempt on her life is foiled. But a fake telegram put her on a private railroad car heading east. It is in this car that her life is again in danger and people are murdered.