The Patient in Room 18 (1938)

The Patient in Room 18 is a 1938 mystery-crime film, co-directed 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.

More at Wikipedia.

Cast:

• Jean Benedict
• Cliff Clark
• Patric Knowles
• Vickie Lester
• Edward McWade
• Frank Orth
• Edward Raquello
• John Ridgely
• Ralph Sanford
• Ann Sheridan
• Eric Stanley
• Rosella Towne
• Charles Trowbridge
• Harland Tucker