Mariangela Pino is an American actress. She is best known for her role as Diane Koscinski in the 1994 film Richie Rich and her recurring role as Marie Morton on the sitcom Home Improvement. Pino earned a Bachelor of Arts in Communications from Temple University and a Master of Fine Arts in Performance Art from the University of California, San Diego. In 1986, Pino appeared in the Off-Broadway play Orchards. Other television credits include Wiseguy, Who's the Boss?, L.A. Law, Murder One, Chicago Hope, ER, NYPD Blue and The Pretender.