The Passing of the Third Floor Back is a 1935 British drama film directed by Berthold Viertel and starring Conrad Veidt, Anna Lee, Rene Ray and Frank Cellier. The film is based on a 1908 play and short story by Jerome K. Jerome and depicts the various small-minded inhabitants of a building and the arrival of a stranger who works to redeem them. The work had previously been adapted into a 1918 film version by Herbert Brenon.