Recurring Guest Characters Sergeant Dobson 1 guest appearances Menzel 1 guest appearances Pollack 1 guest appearances Clifford 1 guest appearances Sketch Artist 1 guest appearances Lou Denbo 1 guest appearances Sobhe 1 guest appearances Rick Calvelli 1 guest appearances Anita 1 guest appearances Blackie 1 guest appearances Alma 1 guest appearances Doug Rollins 1 guest appearances Val 1 guest appearances Lieutenant Charlie Parks 1 guest appearances Reggie 1 guest appearances Liz Rollins 1 guest appearances Vinnie 1 guest appearances Morgan 1 guest appearances Dell 1 guest appearances Wolfe 1 guest appearances ⇤ « 1 2 3 » ⇥