Possible Clues:

• Don Henley hits comp "___ Miles"
• Literal
• Genuine educationalist releases editions
• Existing; real
• Real and existing (6)
• Existent
• A gangster cut up in the middle is in fact true
• How real is a gangster cut up in the middle
• Performance open to all — nearly all, in fact
• Really a cut in bits before half a century