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 actor ( Name VARCHAR, Musical_ID VARCHAR )
TABLE: CREATE TABLE musical ( Musical_ID VARCHAR, Name VARCHAR )

### Question ###
Show names of actors that have appeared in musical with name 'The Phantom of the Opera'.

### Accurate SQL ###

SELECT T1.Name FROM actor AS T1 JOIN musical AS T2 ON T1.Musical_ID = T2.Musical_ID WHERE T2.Name = "The Phantom of the Opera"