Across:

5. City pinnacle is unfinished (6)
6. Jump cut (7)
9. Struggle for rickety taxi to get round motorway (6)
10. A polis showing beginnings of demagogue-inspired bitterness (7)
11. Final step in making a good tart (8)
13. Storyteller assumes points can be arranged from A to B (6)
15. Soviet Russia endlessly reconstructed (4)
17. As I am incontinent (4)
20. Fisherman wrangles naked at sea (6)
21. Sends out doctor lost to waves (8)
23. Almost perfect, though lacking order (7)
25. New Testament’s not showing support for beliefs (6)
27. Soldier starts to retreat, rashly inciting others trapped in conflict (7)
29. Does he count the runs from scratch? (6)

Down:

1. Deceiver blags middle part of speech (4)
2. Stew that is cooked for dog (6)
3. Waves wash over calm hero (8)
4. Maybe Christmas today? Holly’s arranged but much left out (4,3)
5,24. Worker counted among Jarrow march in decade-long struggle (6,3)
7. A German’s kind of package holiday? (3)
8. Postman calling (4)
12. Having the same quality (5)
14. Gets close to springing trap (5)
16. Very sour construction inspector (8)
18. Removes outer layer of tree after uncle gets cut (7)
21. Broken statue (4)
22. Spot for books in French city (6)
24. See 5d
26. AM CONFUSED AS USUAL!!?? (4)