The Second Floor Mystery
- Xyoo: 1930
- Ncig Teb Chaws: United States of America
- Genre: Mystery, Comedy
- Studio: Warner Bros. Pictures
- Cov ntsiab lus: pre-code
- Tus Thawj Coj: Roy Del Ruth
- Pov Pob Tseg: Grant Withers, Loretta Young, H.B. Warner, Claire McDowell, Sidney Bracey, Crauford Kent
