Question: Who was the acting instructor of the actor who played the role of Tracy Billings?
Sentence (from "Arthur Mendoza"): He has taught in Los Angeles for more than 20 years and has worked with such talents as Khandi Alexander, Sasha Barrese, Peta Wilson, Finola Hughes, Branford Marsalis, Deidre Hall, John Jopson, and Salma Hayek, and he worked extensively with Benicio del Toro after he won a scholarship to the Conservatory.
Relevant evidence: Yes