In most Hitchcock films, the characters drink brandy; it is a narrative element that is used to relieve the tension and restore from a scary or unexpected situation. When a character faints usually is offered brandy as a way to recover consciousness, feel better and even numb the feelings. For example, after Daisy finds the lodger in the street, handcuffed and cold, she take him to a restaurant and asks for brandy.
This element also could be helpful for the action in the film continue or helps the plot to take unexpected turns. In The Lady Vanishes, when brandy is served to Gilbert and Iris, Dr. Hartz's intention is to drug them after he tell them the truth about Miss Froy's whereabouts. In this case, thanks to brandy they discover the conspiracy
This element also could be helpful for the action in the film continue or helps the plot to take unexpected turns. In The Lady Vanishes, when brandy is served to Gilbert and Iris, Dr. Hartz's intention is to drug them after he tell them the truth about Miss Froy's whereabouts. In this case, thanks to brandy they discover the conspiracy