Cryptic crossword No 1,389

Across

1. Abbess and abbot are both in this order (12)
2. Means of contacting spook needs approval from Paris and Berlin (5)
3. American making plans picked up board game piece (9)
4. One dropped into Manhattan on way to diner, perhaps (3,4)
5. What's regularly clean and then wet again? (7)
6. Religious group rejecting Methuselah's creed and age, initially (1,1,1,1)
7. Primitive vehicle stuck outside cabin shifted with tool (9)
8. Star celeb, misplacing accessories (9)
9. ...did sport with next to nothing on (4)
10. Old record used in Act I's clumsily cleaned up for theatre (7)
11. Fat cat abandoned by banks poised to be banged up (7)
12. European member is in government doing woeful work (9)
13. Shot that might be seen in frame during Christmas season (5)
14. Poor workers getting mistreated (con men set it up, bypassing union) (12)

Down

1. Foreign film's a new one on me (5)
2. Monumental bit of stonework that’s built up on Hampstead Heath (6)
3. One meant to receive tablets gets through Red Sea with God’s backing, somehow (9)
4. All of Elis James' content revolves around some post found online (5)
5. Unwanted guest less polite after putting away first unit of beer (8)
6. Heading off injury, first sign of danger and I'll pop into a ball (9)
7. Heartless killjoy getting annoyed as comic speaks (6)
8. Showing true colours, posh editor supports this paper but not the i (6)
9. Blender yielding a meal during tea-time (9)
10. Attack of giggles possibly showing Bottom up in middle of June, for example? (9)
11. Little thing wriggling around in utero without name (8)
12. Cheeky underwear getting Frenchman's nose up (6)
13. City player coming off, according to commentator (6)
14. One armed and dangerous person has it in for you, we hear (6)
15. Twitter CEO helped its rivals prosper at first (5)
16. Watering hole gets locals tipsy on a regular basis (5)