The Passing of the Third Floor Back
- taona: 1935
- Firenena: United Kingdom
- Genre: Drama, Fantasy, Romance
- Studio: Gaumont-British Picture Corporation
- Keyword: london, england, boarding house
- tale: Berthold Viertel
- Cast: Conrad Veidt, Rène Ray, Frank Cellier, Anna Lee, John Turnbull, Cathleen Nesbitt