Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_29644931_1 ( participants_recipients VARCHAR, film_festival VARCHAR )

### Question ###
Which films participated in the 30th Hawaii International Film Festival?

### Accurate SQL ###

SELECT participants_recipients FROM table_29644931_1 WHERE film_festival = "30th Hawaii International film_festival"