The Case of the Howling Dog is a 1934 American mystery film directed by Alan Crosland, based on the 1934 novel of the same name by Erle Stanley Gardner. The film stars Warren William and Mary Astor. This was the first in a series of four films in which William played Perry Mason. The next three films in the series were The Case of the Curious Bride (1935), The Case of the Lucky Legs (1935), and The Case of the Velvet Claws (1936).