"Mrs. Van Groeben (no first name or maiden name revealed) was a guest role on the 1970s UK period drama Upstairs, Downstairs. She was played by the late South African/UK actress Yolande Turner."@en . "Mrs. Van Groeben"@en . . . "Mrs. Van Groeben (no first name or maiden name revealed) was a guest role on the 1970s UK period drama Upstairs, Downstairs. She was played by the late South African/UK actress Yolande Turner."@en .