Hill guest-starred in several 1960s sitcoms, including My Three Sons, Hogan's Heroes and Love, American Style, as well as in the original Star Trek series ("Dagger of the Mind", 1966, as Dr. Helen Noel) and Perry Mason ("The Case of the Greek Goddess", 1963, as Theba).
Hill made guest appearances in several popular sitcoms during the 1960s, including My Three Sons, Hogan's Heroes, and Love, American Style. He also appeared in the original Star Trek series ("Dagger of the Mind", 1966) and Perry Mason ("The Case of the Greek Goddess", 1963).