Three Cases of Murder (1955)

Three stories of murder and the supernatural: A museum worker is introduced to a world behind the pictures he sees every day. When two lifelong friends fall in love with the same woman and she is killed, they are obvious suspects. Is their friendship strong enough for them to alibi each other? When a young politician is hurt by the arrogant Secretary for Foreign Affairs Lord Mountdrago, he uses Mountdrago's dreams to get revenge.