A reporter sleuths the mystery behind an oft-married Viennese doctor whose wives met mysterious fates.

Basil Rathbone
as Dr. George Sebastian / Dr. Langamann

Ellen Drew
as Linda Booth

John Howard
as Gil Sawyer

Barbara Jo Allen
as Louise Watkins (as Barbara Allen [Vera Vague])

Ralph Morgan
as Dr. Charles Downer

Martin Kosleck
as Maurice Gretz

Kitty Kelly
as Winnie

Hugh O'Connell
as Lawrence Watkins

Henry Victor
as Furber (Uncredited)

Wanda McKay
as Girl at Charity Bazaar (Uncredited)
CinemaSerf
There is something really quite sinister to Basil Rathbone's title performance in this rather intimidating psychological thriller. We know from the outset that he has disposed of his wife "Ida" - ostensibly pneumonia - but the local physician "Dr. Downer" (Ralph Morgan) is suspicious. Shortly after ...