Guest Stars Howard Saddler as DC Trevor Richard Lou Gish as Linda Harris Sean Murray as DI Monty Fowler Claire Huckle as Paula Mowbray Jane Hazlegrove as Margaret Walkinshaw Karl Johnson as Robert Jackson Simon Bowen as DC Frank Collins William Bateman as DC Phil Leighton David Kennedy as DC Mickey Lloyd Robert Blythe as DCS Huw Owen Carmen Knight as Clodagh Steven Meo as Dave Sion Probert as Ciadwell Morgan Ri Richards as Probation Officer Christie Jennings as Professor Ellen Goody Adrienne O'Sullivan as Janice Longmuir