Kate del Castillo Negrete Trillo is a Mexican-American actress. At the age of 19, del Castillo became known for her lead role in the telenovela Muchachitas for Televisa in 1991. Afterwards, she continued her career in film and television in Latin America, playing the leading roles in telenovelas, including Alguna vez tendremos alas (1997), La Mentira (1998), Ramona (2000), and Bajo la misma piel (2003–04).

Muchachitas is a Mexican telenovela produced by Emilio Larrosa for Televisa in 1991. The telenovela was also shown on Univisión in the early 1990s.