The Patient in Room 18 (film)

The Patient in Roomis a 1938 mysterycrime film, codirected by Bobby Connolly and Crane Wilbur and starring Patric Knowles and Ann Sheridan. The film was based on the 1929 novel by Mignon G. Eberhart.

The film was released theatrically by Warner Bros. in January 1938. It was never officially released on any home video format until issued by the Warner Archive Collection in October 2010 as part of a sixfilm horrormystery DVD set.

Source: Wikipedia