The answers to these clues are fictional characters:
a Valuable old underwear (4,4,6) b Not Gordon but queenly close (9,7) c Half the rapper's parent (4) d Dry amphibian (4) e Does he sing as well? (3,5) f A most important person (6) g He's just a child (7,5) h Male minor explosion (8) i This single girl has a false sound (4,8) j Prince who isn't Shakespeare's contemporary (6,7) k Lucky policeman? (3,5) l Baby speak brook with a point (5,5) m Weld to an engine (5,4)