Trent's Last Case
Starring Orson Welles, Michael Wilding, Margaret Lockwood, John McCallum, Miles Malleson, Hugh McDermott, Jack McNaughton, Sam Kydd, Kenneth Williams, Geoffrey Bayldon
It's a mystery movie, and has a rating of 5.9 out of 10 from Imdb which is fairly okay for this kind of movie.
Watch it here
Not found streaming from Switzerland.