Main Characters DC Mark Callaghan 12 main appearances DC Isobel de Pauli 12 main appearances DI Howard Jones 12 main appearances DC Frank White 12 main appearances DC Jo McMullan 12 main appearances Chief Inspector Graham Hill 11 main appearances Julie Callaghan 10 main appearances John Sullivan 9 main appearances Patrick Callaghan 8 main appearances Ian Callaghan 8 main appearances
Recurring Guest Characters Sarah Harding 5 guest appearances Joey Callaghan 5 guest appearances Will Timmer 5 guest appearances Liam Sullivan 4 guest appearances Sue Sullivan 4 guest appearances Carmen Fitzgerald 4 guest appearances DC Tomaszewski 4 guest appearances Dominique 3 guest appearances Therese Callaghan 3 guest appearances Kelvin 3 guest appearances Thewlis 2 guest appearances Guy Andrews 2 guest appearances Carol 2 guest appearances Tony 2 guest appearances Joe Ahern 2 guest appearances Mikey Sullivan 1 guest appearances Judge 1 guest appearances Commissioner 1 guest appearances Surgeon 1 guest appearances Area Commander Roberts 1 guest appearances ⇤ « 1 2 3 » ⇥