Nancy Drew and the Hidden Staircase
- Afọ: 1939
- Mba: United States of America
- Dị: Comedy, Crime, Mystery
- .Lọ nka: Warner Bros. Pictures
- Isiokwu: chauffeur, murder, estate, nancy drew
- Onyeisi: William Clemens
- Nkedo: Bonita Granville, Frankie Thomas, John Litel, Frank Orth, Renie Riano, Vera Lewis