The Peculiars by Kieran Larwood

The Peculiars are a band of misfits, trapped in a nightly Victorian sideshow. There's Wolfgirl, Sheba; Sister Moon, who can move at the speed of light; and Monkey Boy, ace climber and human stink bomb.

But during the day, in a world of childsnatchers, grave robbers and dastardly doctors, they solve the mysteries no one else cares about - including why London's poorest children are being snatched from the banks of the Thames ...