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_1901751_1 ( original_australian_performer VARCHAR )

### Question ###
Who is the 2005 World AIDS Day Benefit 'Dream' Cast when the Original Australian performer is Susan-Ann Walker?

### Accurate SQL ###

SELECT 2005 AS _world_aids_day_benefit_dream_cast FROM table_1901751_1 WHERE original_australian_performer = "Susan-Ann Walker"