Throughout the 1970s and 1980s, North appeared in guest spots on Hawaii Five-O, The Streets of San Francisco, McMillan & Wife, Matlock, Family and Magnum, P.I.. She played Lou Grant's girlfriend on several episodes of The Mary Tyler Moore Show. She co-starred with Sheldon Leonard in the short-lived CBS sitcom, Big Eddie in 1975. During the 1980–81 season, North starred on I'm a Big Girl Now with Diana Canova, Danny Thomas and Martin Short. The series aired 19 episodes. In 1983, she appeared in the ensemble cast of the Steven Bochco series Bay City Blues. The hour-long drama series aired eight episodes. North later appeared on two episodes of The Golden Girls as Blanche Devereaux's sister, Virginia. In the 1990s, she appeared as Cosmo Kramer's mother, Babs Kramer, in two episodes of the sitcom Seinfeld. North's last onscreen role came in John Landis' black comedy Susan's Plan (1998).