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_29063233_1 ( directed_by VARCHAR, uk_viewers__million_ VARCHAR )

### Question ###
Who directed the episode with UK viewership of 6.09 million?

### Accurate SQL ###

SELECT directed_by FROM table_29063233_1 WHERE uk_viewers__million_ = "6.09"