Diana Hyland, a striking, knowing beauty with a confident air about her, was born Diane Gentner on January 25, 1936, in Ohio and appeared on stage in summer stock as a teen before graduating from Cleveland Heights High School. Moving to New York in 1955 to test her acting mettle, the slim-faced, honey-blonde actress began to find TV roles almost immediately (one of her first being a "Robert Montgomery Presents" episode) in between supplementing her income as a switchboard operator. Initially bi ...