Calling Philo Vance is a 1940 American mysterycomedy released by Warner Bros. and starring James Stephenson as the dilettante detective Philo Vance, his only appearance as the character Margot Stevenson costars. The film also features Henry ONeill, Edward Brophy, Sheila Bromley and Ralph Forbes. It was directed by William Clemens from a screeenplay by Tom Reed, based on the 1933 novel The Kennel Murder Case by S. S. Van Dine, which had previously been made into a film in 1933, starring William Powell and Mary Astor.
Source: Wikipedia