All the episodes of the liverpool based police drama starring mark womack samantha womack and paul usher when detective constable isobel de pauli samantha womack is transferred to liverpools vice squad she soon clashes with her new partner dc cally callaghan mark womack however the pair are forced to work together to battle the street crime organised by gangster john sullivan usher with whom they come into frequent contact on their investigations series 1 episodes are fresh me