[3] Born in Montevideo into an aristocratic Uruguayan family, "China" was the second of the five daughters of Guma Muñoz del Campo and sculptor José Luis Zorrilla de San Martín (1891–1975),[2] a disciple of Antoine Bourdelle, responsible for monuments in Uruguay and Argentina.

In 1946, she earned a British Council scholarship to the Royal Academy of Dramatic Art in London, where she studied under Greek actress Katina Paxinou.

Immediately after, she joined the ensemble of the National Comedy of Uruguay[5] working for 10 years at the Solís Theatre, where Spanish actress Margarita Xirgu directed her in García Lorca's Blood Wedding, Fernando de Rojas' La Celestina, Shakespeare's A Midsummer Night's Dream, Romeo and Juliet, and other classics[6] During the 1950s and 1960s, Zorrilla appeared in Bertolt Brecht' Mother Courage and Her Children, "Filomena Marturano", Romeo and Juliet, Macbeth, A Midsummer Night's Dream, Tartuffe.

The company toured Buenos Aires, Paris, and Madrid, where they won the Spanish Critics Award for their stagings of Federico García Lorca's La zapatera prodigiosa and Lope de Vega in the summer of 1961.

In New York, she staged Canciones para mirar, a children's musical based on texts by Argentine poet Maria Elena Walsh.

2011 – The voice of the narrations of OTRA VIDA by the English composer Clive Nolan and the writer Elizeth Schluk Summoned by actor and director Lautaro Murúa to appear as Donna Natividad in the third movie version of Un Guapo del 900, China Zorrilla's film debut came late in 1971 at age 49.

On stage she has portrayed historical figures such as Emily Dickinson in William Luce's The Belle of Amherst, Monica Ottino's Victoria Ocampo, Mrs. Patrick Campbell in Jerome Kilty's Dear Liar: A Comedy of Letters.

Zorrilla adapted, directed, and produced plays and musicals: Goldoni's Servant of Two Masters, Reginald Rose's 12 Angry Men, Georges Feydeau's A Flea in Her Ear and Neil Simon's Lost in Yonkers.

[10] She performed in Summer of the Colt (a Canadian coproduction), Maria Luisa Bemberg's Nobody's Wife, The Jewish Gauchos, the coproduction The Plague (starring William Hurt and Raúl Juliá), Edgardo Cozarinsky's Guerriers et captives, Manuel Puig's "Pubis Angelical",[11] Adolfo Aristarain's Lasts Days of the Victim, and in the Argentine black comedy Esperando la carroza (Waiting for the Hearse).