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_6588 ( "Release date" text, "Length" text, "Director(s)" text, "Character name" text, "Character type" text, "Leading lady" text )

### Question ###
What is the character name that has phyllis welch as the leading lady?

### Accurate SQL ###

SELECT "Character name" FROM table_6588 WHERE "Leading lady" = 'phyllis welch'