22a - Rack was knocked over by animal (8). S_W___S_? 20d - Hard-working types, twenty-four at each end, with Jason, at sea(7) T_---A-S? 24d - Shore bird in difficulty(4) _N_T?
15A - Open and shut, perhaps, according to how things turn out? (2,3,4,3,2) - A_/THE_/_A_E/_A_/B_ 19D - Extremely drunk bishop on top of house? Is it Slater?