Main Characters DI Jack Frost 42 main appearances Supt. Norman Mullet 42 main appearances DS George Toolan 39 main appearances PC Ernie Trigg 27 main appearances
Recurring Guest Characters Sgt. Don Brady 25 guest appearances Dr. Mackenzie 20 guest appearances Derek Simpkins, Pathologist 18 guest appearances Sgt. Bill Wells 15 guest appearances WPC Hazel Wallace 11 guest appearances Sgt. Johnnie Johnson 10 guest appearances Sandy Longford 10 guest appearances Sgt. Hanlon 10 guest appearances DC Mark Howard 9 guest appearances Shirley Fisher 8 guest appearances Hammond 7 guest appearances Dr. Amanda Chase 7 guest appearances DCI Jim Allen 5 guest appearances PC Stringer 5 guest appearances DC Jordan 5 guest appearances DC Clive Barnard 4 guest appearances PC Naylor 4 guest appearances DCI Jim Peters 4 guest appearances DS Terrence Reid 4 guest appearances Pathologist 3 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 10 » ⇥