Cryptic crossword No 3,206

Across

1. Maybe it's 7s? (6,2)
2. Mere seconds before this would get you wet (4)
3. Bunch of odd beliefs in strange, unlucky signs, principally portents, is absorbing setter (13)
4. Cut horror film's ending, giving you nightmare, possibly (5)
5. Police dog may be put in this at crime scene created by Voorhees going berserk (8)
6. American bread into which lad stuffed hard cheese (3,4)
7. Sleep outside lobby (4)
8. Working to go after justice, like classic hero (5)
9. Horribly terrify teen that hid, then take head off her, today! (6,3,10)
10. See 10a
11. Run on gas? (7)
12. Chance is fair, you might say (4)
13. Attack with lethal weapon is 12 for Greeks and 1,000 for English (4)
14. Black cat, unlucky in the end when following 27 cycling? (6)

Down

1. I blame a criminal for appealing (7)
2. Three people sharing an office in Rome, with seven getting right inside unopened entrance hall there first (9)
3. Try, but not hard, and increase problem for the auditor (6)
4. Fish out of water, setter's in charge, which should be banned (4,4)
5. In which 10a 12a showed nice characters butchered by mother and son (7)
6. Cases of triskaidekaphobia shrink sees initially as chores (5)
7. Rotten for us, led out of House of Lords, moved into another part of Westminster (4)
8. Star that has filmed this may get fired (4,4)
9. Organisation manufacturing coils accepting import (9)
10. Keen to get spilled salt in glass (7)
11. Girl could finally, on vacation, happen to break mirror (6)
12. Babe, perhaps terminally imprudent to go under ladder (4)
13. Implicate doctor - boring weirdo kills regularly (7)
14. Broadcaster's to run horror film for the audience (5)