Table schema:
CREATE TABLE table_name_31 (actor VARCHAR, soap_opera VARCHAR, years VARCHAR)

Question: who is the actor for shortland street for the years 1993–1999, 2001–2003, 2007, 2009—?
SQL: SELECT actor FROM table_name_31 WHERE soap_opera = "shortland street" AND years = "1993–1999, 2001–2003, 2007, 2009—"