Possible Clues:

• ''Othello'' role
• He has more lines than the title character
• It's myself that has a try of being a stage villain
• "O, beware, my lord, of jealousy" speaker
• "Othello" conniver
• Othello's Ancient
• Manipulator of the Moor
• The villain in Shakespeare's 'Othello'
• ''Aladdin'' parrot
• Scheming Shakespearean soldier