Watch MaMa's Pushcart Full Movie Free Online 123Movies. With virtually no financial resources, Ellen Stewart created the La Mama theater in New York in 1961, where writers and actors such as Sam Shepard, Elizabeth Swados, and Harvey Fierstein found both encouragement and a home for their work. Includes footage from the early days, interviews and brief excerpts from some of the theater works. Stewart also talks about her experiences as a "colored" working at Saks Fifth Avenue between 1950 and 1957