Loam. Soil that is made up of equal parts of clay, sand and silt. It has a crumbly texture that holds both air and water. It is best for growing most types of plants.
However, it was eventually made into a tv movie in 1981, by Barney Rosenzweig (at the time, Corday's husband). Tyne Daly was cast in the role of Mary Beth Lacey, and Loretta Swit played Christine Cagney. High ratings led to the production of the series, which began in 1982. Swit was working on M.A.S.H. and thus unavailable, so Meg Foster was replaced.
Cast and Characters. Main castEdit. The original cast consisted of Anthony Edwards as Dr. Mark Greene, George Clooney as Dr. Doug Ross, Sherry Stringfield as Dr. Susan Lewis, Noah Wyle as John Carter, and Eriq La Salle as Dr. Peter Benton. Julianna Margulies guest starred in the pilot as Carol Hathaway before becoming part of the regular cast. The first additions to the cast came in Season Two with Jeannie Boulet (Gloria Ruben) and Kerry Weaver (Laura Innes) signing on. The cast remained largely unchanged until Season Five, when Kellie Martin joined the cast as medical student Lucy Knight and George Clooney became the first major departure.