While watching from her train window, Nikki Collins witnesses a murder in a nearby building. When she alerts the police, they think she has read one too many mystery novels. She then enlists a popular mystery writer to help her solve the crime on her own, but her sleuthing attracts the attentions of suitors and killers.
as Nikki Collins / Margo Martin
as Jonathan Waring
as Wayne Morgan
as Mr. Saunders, Circus Club Manager
as Danny (Waring chauffeur)
as Arnold Waring
as Mr. Haskell
as Joyce Willams, Morgan's Girl
as Margo Martin, Circus Club Singer
as Aunt Charlotte Waring
as Mr. Wiggam, Waring Lawyer
as Desk Sgt. Brennan
as Miss Fletcher, Morgan's Secretary
as Circus Club Waiter / Henchman
as Circus Club Photographer
as Josiah Waring
as Maxwell
as Wife
as Hat Check Girl
as Train Conductor (uncredited)
as Train passenger (uncredited)