Générique complet
Nancy Steele Is Missing!
Victor McLaglen
Dannie O'Neill
Walter Connolly
Michael Steele
Peter Lorre
Professor Sturm
June Lang
Sheila O'Neill / Nancy Steele
Robert Kent
Jimmie Wilson
Shirley Deane
The false Nancy Steele
John Carradine
Harry Wilkins
Jane Darwell
Mrs. Mary Flaherty
Frank Conroy
Dan Mallon
Granville Bates
Flaherty
Everett Brown
Billy Tarabull
