Main Characters Dr. Grace Devlin 13 main appearances Constantine Alexander 13 main appearances Dr. Brett Robinson 13 main appearances Dr. Stafford White 13 main appearances Nurse Rosa "Ro" Quintero 11 main appearances Franco Leoni 10 main appearances Nate Devlin 10 main appearances Daniella Devlin 8 main appearances Dr. Olivia Wilcox 7 main appearances
Recurring Guest Characters Thug #1 2 guest appearances Carlo 2 guest appearances Angelo 2 guest appearances Alan Devlin 2 guest appearances Dr. Lauren Baylor 2 guest appearances News Anchor 2 guest appearances Mark Easton 2 guest appearances Scott Parker 1 guest appearances Seamus O'Connell 1 guest appearances Dr. Sanjay Chopra 1 guest appearances Sue Keller 1 guest appearances Kate Keller 1 guest appearances Gary 1 guest appearances Kenyate Diamond 1 guest appearances Manny 1 guest appearances Stiles 1 guest appearances Escort #2 1 guest appearances Umberto Cruz 1 guest appearances Demytri Fedir 1 guest appearances Escort #3 1 guest appearances ⇤ « 1 2 3 4 5 6 7 » ⇥