1: Corpse apt to turn up in science fiction (5)
6: Mr Stewart on the staff (3)
7: Leaders of Orioles and Rangers stick in the dugout? (3)
9: 4-down Arias hit high note in some of the lungs (3,3)
10: Now Elton heard California's big one (3)
11: Anger that is constraining response (3)
12: Give in and offer up (5)