Quick crossword No 420

Across

1. Picks when needing leader! (6)
2. Gassy Italian banker overwhelmed by change (6)
3. Ensured a tuna, pressure cooked and out of date (13)
4. Republican standing by America capturing, yes, the Spanish land (6)
5. For the record, they're plotting something? (13)
6. Antimonopoly MP I announced claimed to be godlike (8)
7. Period film's ending about a female horse (4)
8. Copies time taken from recordings (4)
9. Came up with scene added after revision ignoring editor (8)
10. Take a test wearing fashionable uniform being originally seated (2,4)

Down

1. Possibly those 14 unnamed shirts (4)
2. State intervals of minimal wrath returned (6)
3. Novice film cut by network (6)
4. Vendor late-starting, as shady as an elm (8)
5. Key to get in (5)
6. American Gangster set around upper-class standard (5)
7. God in charge of chaos (5)
8. You shouldn't have followed detective for bread (4)
9. Hollow inn making port, finally it's found on tap (6)
10. Broadcaster reported mistake (5)
11. Clown's prime selections of masks (3)
12. Rewrote volume, I sign 'em filled with doubt (8)
13. Graduates from educational, um, nightschool (6)