Linda Purl (born September 2, 1955) is an American actress and singer, known for her roles as Ashley Pfister (Fonzie's girlfriend) on Happy Days (she originally played Gloria as Richie’s date in season 2 episode 6), Sheila Munroe in the 1982 horror film Visiting Hours, Pam Beesly's mother Helene in The Office, and Ben Matlock's daughter Charlene Matlock for the first season of the television series Matlock.