A young homeless girl is suspected of being a gruesome serial killer.
Joanne Froggatt
Gregor Fisher
Elizabeth Berrington
Christopher Fulford
Dean Andrews
Phyllis Logan
Michael Attwell
David Bowles
James Cartwright
Ralph Ineson
Ian Redford
Pip Torrens
Tony Nyland
Mhairi Morrison
Jane Slavin
Imogen Toner
