Main Characters Happy Quinn 93 main appearances Cabe Gallo 93 main appearances Sylvester Dodd 93 main appearances Tobias "Toby" Curtis 93 main appearances Walter O'Brien 93 main appearances Paige Dineen 93 main appearances Ralph Dineen 57 main appearances
Recurring Guest Characters Cowboy 1 guest appearances Rescue Chopper Pilot 1 guest appearances LAFD Rescue Director 1 guest appearances Marcus 1 guest appearances Tech Marder 1 guest appearances Caitlin 1 guest appearances Peta 1 guest appearances Jenna 1 guest appearances Diego 1 guest appearances Jimmy 1 guest appearances Agent Simone Taylor 1 guest appearances Doctor 1 guest appearances Dirty John Tucker 1 guest appearances Dan Heather 1 guest appearances Owen 1 guest appearances Bruce 1 guest appearances Agent Khara 1 guest appearances Christoph 1 guest appearances Captain Stephen Caine 1 guest appearances Janice Keller 1 guest appearances ⇤ « 2 3 4 5 6 7 8 9 10 11 » ⇥