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.
Deanna Durbin
Ralph Bellamy
David Bruce
George Coulouris
Allen Jenkins
Dan Duryea
Edward Everett Horton
Patricia Morison
Maria Palmer
Elizabeth Patterson
Samuel S. Hinds
William Frawley
Jacqueline deWit
Lash LaRue
Jane Adams
Thurston Hall
Ben Carter
Mabel Forrest
Barbara Bates
Chester Clute
Joseph Crehan
Fred Aldrich
Ernest Anderson
Carl Andre
Bobby Barber
Eddie Bartell
Eddie Bruce
Charles Cane
James Carlisle
Nora Cecil
George Chandler
André Charlot
Martin Cichy
Tom Coleman
Oliver Cross
Charles Dechamps
Jack Deery
Robert Dudley
Tom Dugan
Eddie Dunn
Jay Eaton
Sarah Edwards
Harry Evans
Franklyn Farnum
Carl Faulkner
Al Ferguson
Clyde Fillmore
Sam Finn
Mary Forbes
George Golden
Ethyl May Halls
Sam Harris
Dick Hirbe
Stuart Holmes
Jack W. Johnston
Philip Kieffer
Mike Lally
Perc Launders
Ethelreda Leopold
George J. Lewis
George Lloyd
Lock Martin
Sam McDaniel
Matt McHugh
Bert Moorhouse
William H. O'Brien
Frank O'Connor
Kathleen O'Malley
Ralph Peters
Rose Plumer
Albert Pollet
Karen Randle
Bob Reeves
Addison Richards
Cyril Ring
Bert Roach
Jeffrey Sayre
Charles Sherlock
Brick Sullivan
Jean Trent
Leo White
Eric Wilton
Florence Wix