1: Walking upright, P. Abide turned left (7)
2: Hordes of unions' speakers (5)
3: Western retreat satisfactory, accepted by canoeists and surfers? (3,8)
4: Right, turn right to play with robot (3)
6: Ned Lunig, thrown inside, openly seen to be crapulous (13)
7: Poles in trouble with character from Greece (7)
9: 3-down said Sir, I have these! (5,4,4)
13: Disturbed intruder, pet disturbed. (11)
16: Earl's unfortunately getting two months in jail (7)
18: Driver who's disappeared in conflict (7)
21: Deepest swimming is totally immersed (7)
24: Fake endless call (5)
26: Solo, the pilot rises? No way (3)