1ac
Clear backing to enter Brazilian city to reach America is absurd (10)
6ac
A service returned from great distance (4)
26ac
One bound to work swears regularly and loudly (4)
1dn
Playground on a street reconstructed (6)
8dn
Detectives replacing male in regime, doing away with top man (8)
16dn
Designation of family film acquired by movie-makers working hard (8)
20dn
Scrub allowed to be engulfed by river (6)