Is charisma needed?

[Guest lacks imagination]

Do you need charisma for certain romances?

[Kulyok]

For Coran, 13 and above.

For Shar-Teel, 11 and above.

 

There are other requirements besides Charisma, such as race or alignment.

BG1 NPC Romance Guide in your BG1NPC directory should answer your questions. Though it is useless if you do not have Acrobat installed.