Stuck on a couple ....
10a people getting passionate when they go to the pictures? (3-6) ??t ???e??
12d notice a couple of points warning they could be femmes fatales (10) ?a???w???n
13d they launch Cupid's darts and play violins, etc. (6,4) ?o???r ???s
21d liable to arouse passion, unless ordered outside area (7) ??n?b?l (perhaps I've got the "b" wrong, though).