"Lux Radio Theater" broadcast a 60 minute radio adaptation of the movie on March 22, 1937 with Fredric March reprising his film role.
Edward Van Sloan was in studio records/casting call lists for the role of "Doctor Valle," but he never appears in the movie.
One of over 700 Paramount Productions, filmed between 1929 and 1949, which were sold to MCA/Universal in 1958 for television distribution, and have been owned and controlled by Universal ever since.
The English version of the play opened on Broadway in New York City, New York, USA on 26 December 1929 and closed in June 1930 after 180 performances. The opening night cast included Rose Hobart and Philip Merivale.