Trial and Error by Kenneth Horne Cast: Mrs O'Connor - Lilian Waring Dudley - Keith Higgins Claud - Robert Snelson Andrea - Barbara Higgins Gertrude - Margaret Lindsay-Scott Briggs - Jennifer Tidmarsh Ron - Brian James Director - Beryl Milner Designer - John Darlow Photos Click on a thumbnail to commence overlay sequence on current page. After an image has enlarged, you can move between images by using right/left arrows.