Born in New York City to actors Will Geer and Herta Ware, Ellen Geer made her onscreen debut as a nun in the 1968 Richard Lester film "Petulia", which was followed up with an appearance in 1969's "The Reivers". In 1971 Geer landed a supporting role in the cult classic "Harold and Maude", playing the last of death-obsessed Harold's prearranged dates, and landed a regular spot on "The Jimmy Stewart Show" later that year. Geer spent the year of 1974 starring in two films that she also wrote screenplays for: "Memory of Us" and "Silence". Geer spent the rest of the 1970s and most of the 1980s as a guest star on popular television series such as "Chips", "Falcon Crest", and "Dallas" before landing a regular voice-acting role, in 1992, on the series "The Pirates of Dark Water". Geer returned to more supporting roles in films during the mid-90s with appearances in "Phenomenon", "The Postman", and "The Odd Couple II". She continued her prolific acting career into the 2000s and earned supporting roles in the indie film "Me and You and Everyone We Know" as well as a guest spot on the ABC hit series "Desperate Housewives". Aside from acting, Geer has held the position, of Artistic Director of the Theatricum Botanicum, an open-air professional repertory theater in Topanga Canyon, California, ever since her father's death in 1978. There she has starred in and directed productions like Tennesee Williams "A Streetcar Named Desire", "Medea", and "Harold and Maude".