 On television, she guest-starred in "Hill Street Blues", "The Twilight Zone", and "Quantum Leap", and had recurring roles on "Square One Television", "The Bronx Zoo", and "Thirtysomething".In 1990, Ferrell was regular cast member on the short-lived CBS sitcom "City" starring Valerie Harper.In 1991, Ferrell played supporting roles in the films "Boyz n the Hood" and "Jungle Fever".