Main Characters Detective Leo McCarthy 23 main appearances Rolland "Rollie" Tyler 21 main appearances Angela "Angie" Ramirez 21 main appearances Détective Francis "Frank" Gatti 21 main appearances Colleen O'Malley 21 main appearances Captain Marvin Van Duran 21 main appearances Lucinda Scott 17 main appearances
Recurring Guest Characters Elena Serrano 2 guest appearances Eddie Nigel 1 guest appearances Taya Kwan 1 guest appearances Reporter 1 guest appearances Cassandra Delarossa 1 guest appearances Abby Hermosa 1 guest appearances