Yesterday Across:

1 & 10ac. The eleventh hour, 9. Hang by a thread, 11. Espresso, 13. Asses, 14. Bangs, 19. Ponytail, 21. Fame, 23. Dispassionate, 24. Blind alleys.

Down: 2. Hang-ups, 3. Elba, 4. Elapse, 5. Ethereal, 6. Tress, 7. Shahs, 8. Idiot, 12. Restrain, 15. Granary, 16. Spade, 17. Siesta, 18. Level, 20. Nasal, 22. Roll.