6d Primate is supporting line on other ranks(5)
L????
Lemur - if so I can't parse.
9a) Back rubbish strike around bistro? that's criminal (10) -A-E---T--
12A) Principal Muslim leaders said to be showing signs of rejection (10) --A---A-E-
4D) Mother's champion in very big Broadway hit (9)
S--------
21d) Harsh slant given to news in tabloid (7)
R_S---G
Wracked my brain all day over these!