Straight was active in the early days of television, appearing in anthology series such as "Armstrong Circle Theatre", "Hallmark Hall of Fame", "Kraft Television Theatre", "Studio One", "Suspense", "The United States Steel Hour", "Playhouse 90" and "Alfred Hitchcock Presents", and dramatic series like "Dr. Kildare", "Ben Casey", "The Defenders", "Route 66", "" and "St. Elsewhere". Further television performances include the role of Hippolyta in the "Wonder Woman" series, and Marion Hillyard, the icy, controlling mother of Stephen Collins in "The Promise".