Margaret Ruth "Margot" Kidder (October 17, 1948 – May 13, 2018) was a Canadian-American actress, director, and activist whose career spanned over five decades. Her accolades include three Canadian Screen Awards and one Daytime Emmy Award. Though she appeared in an array of films and television, Kidder is most widely known for her performance as Lois Lane in the Superman film series, appearing in the first four films.