Barbara Payton. Barbara Payton was 25 in Four Sided Triangle as 'Lena / Helen'.James Hayter. James Hayter was 46 in Four Sided Triangle as 'Dr. Harvey'.Stephen Murray. Stephen Murray was 40 in Four Sided Triangle as 'Bill'.John Van Eyssen. John Van Eyssen was 31 in Four Sided Triangle as 'Robin'.Percy Marmont. Percy Marmont was 69 in Four Sided Triangle as 'Sir Walter'.Kynaston Reeves. Kynaston Reeves was 59 in Four Sided Triangle as 'Lord Grant'.Edith Saville. Edith Saville was 40 in Four Sided Triangle as 'Lady Grant'.Terence Fisher. Terence Fisher was 49 in Four Sided Triangle as 'Director, Screenplay'Reginald H. Wyer. Reginald H. Wyer was 51 in Four Sided Triangle as 'Director of Photography'Alexander Paal. Alexander Paal was >> in Four Sided Triangle as 'Producer'Michael Carreras. Michael Carreras was 25 in Four Sided Triangle as 'Producer'Maurice Rootes. Maurice Rootes was 36 in Four Sided Triangle as 'Editor'Malcolm Arnold. Malcolm Arnold was 31 in Four Sided Triangle as 'Original Music Composer'Paul Tabori. Paul Tabori was 45 in Four Sided Triangle as 'Adaptation'J. Elder Wills. J. Elder Wills was 53 in Four Sided Triangle as 'Art Direction'Len Harris. Len Harris was 37 in Four Sided Triangle as 'Camera Operator'Renée Glynne. Renée Glynne was 26 in Four Sided Triangle as 'Script Supervisor'Bill Salter. Bill Salter was >> in Four Sided Triangle as 'Sound Recordist'Dick Bonnor-Morris. Dick Bonnor-Morris was >> in Four Sided Triangle as 'Makeup Artist'William F. Temple. William F. Temple was >> in Four Sided Triangle as 'Novel'