The movie, the Lost Weekend was directed by Billy Wilder, with the screenplay written by Charles Brackett along with Wilder. The movie was based on the book of the same name by Charles Jackson. The popular actor Ray Milland played the role of Don Birnam convincingly. The actress Jane Wyman enacted the role of Don's girlfriend Helen, while Philip Terry enacted Don's brother Wick. The movie is remembered for a very realistic depiction of an alcoholics life, and Ray Milland spent some time in the alcoholic ward to prepare for his performance, especially his delirium, how the body is affected.