"Dr. Kildare's friend Dr. Gillespie is called in to investigate when a young man suffering from mental problems disappears on a killing spree."
Lionel Barrymore
as Dr. Leonard Gillespie
Philip Dorn
as Dr. John Hunter Gerniede
Donna Reed
as Marcia Bradburn
Phil Brown
as Roy Todwell
Nat Pendleton
as Joe Weyman
Alma Kruger
as Molly Byrd
Mary Nash
as Emma Hope
Walter Kingsford
as Dr. Carew
Nell Craig
as Nosey Parker
Ruth Tobey
as Susan Prentiss
Jonathan Hale
as Frank M. Todwell
Charles Dingle
as Dr. Ward O. Kenwood
Marie Blake
as Sally
Nana Bryant
as Mrs. Todwell
Eddie Acuff
as Clifford
Robin Raymond
as Bubbles
Ava Gardner
as Student (uncredited)
Emmett Vogan
as Lt. Clifton (uncredited)
Harry Hayden
as Auto Salesman (uncredited)
Joe Yule
as Pedestrian (uncredited)
Charles Dorety
as Waiter (uncredited)
Patrick McVey
as Police Sergeant Hartwell (uncredited)
Ray Teal
as Detroit Policeman (uncredited)
Philip Van Zandt
as Detroit Dance Hall Waiter (uncredited)
Elmo Veron
Editor
Daniele Amfitheatrof
Original Music Composer
Lawrence P. Bachmann
Author
Cedric Gibbons
Art Direction
Harry Ruskin
Screenplay
Max Brand
Characters
Willis Goldbeck
Edwin B. Willis
Set Decoration
Harold S. Bucquet
Director
Ray June
Director of Photography
Douglas Shearer
Recording Supervision
Sydney Guilaroff
Hairstylist
Robert Kalloch
Costume Design
Malcolm Brown
Assistant Art Director