In the Next Room (1930)
Genres: Drama, Thriller, Mystery
Cast: Jack Mulhall, Alice Day
In The Next Room is a 1930 American pre-Code mystery film released by First National Pictures, a subsidiary of Warner Bros. and directed by Edward F. Cline. The movie stars Jack Mulhall and Alice Day. The film was based on the play of the same title by Eleanor Belmont and Harriet Ford, which itself was derived from the book The Mystery of the Boule Cabinet by Burton E. Stevenson.