Joan Greenwood (as Ruth Blake), Mervyn Johns (as Tom Blake), Nora Swinbourne (as Celia Blake), Joyce Howard (as Freda Blake) and Alfred Drayton (as Mr. Knight) in a screenshot from They Knew Mr Knight (1944) (3)

Joan Greenwood (as Ruth Blake), Mervyn Johns (as Tom Blake), Nora Swinbourne (as Celia Blake), Joyce Howard (as Freda Blake) and Alfred Drayton (as Mr. Knight) in a screenshot from They Knew Mr Knight (1944) (3).