Katherine Elizabeth Vernon is a Canadian-born American actress. She is known for her roles as Lorraine Prescott on the CBS primetime soap opera Falcon Crest (1984–1985), the stuck-up and popular Benny Hanson in the comedy film Pretty in Pink (1986), Sophia in the 1992 film Malcolm X, and Ellen Tigh in the 2004 Syfy series Battlestar Galactica.

Pretty in Pink is a 1986 American teen romantic comedy-drama film about love and social cliques in American high schools in the 1980s. A cult classic, it is commonly identified as a "Brat Pack" film.