Bibi Besch (born Bibiana Maria Köchert; February 1, 1940 – September 7, 1996) was an Austrian-American film, television, and stage actress. She is best known for her portrayal of Dr. Carol Marcus in the science fiction film Star Trek II: The Wrath of Khan (1982). Her other notable film roles were in Who's That Girl (1987), Steel Magnolias (1989), and Tremors (1990). Besch also appeared in a number of television productions, including the television film The Day After (1983) and The Jeff Foxworthy Show, and received two Primetime Emmy Award nominations.