Main Characters Dr. Alexandra "Alex" Panttiere 10 main appearances Dr. Pierce Harrison 10 main appearances Dr. Jessie Shane 10 main appearances Millicent Patel 10 main appearances Nurse Ji-Sung Myrong 9 main appearances Forrester Marcus 8 main appearances Dr. Casey Callahan 8 main appearances Max Elliot 7 main appearances Dr. Myron Hackett 7 main appearances
Recurring Guest Characters Gerard Panttiere 1 guest appearances Isabelle Dixon 1 guest appearances Marie Panttiere 1 guest appearances Young Alexandra 1 guest appearances Gloria Gonzalez 1 guest appearances Luis Gonzalez 1 guest appearances Dr. Blackhorse 1 guest appearances Edina McIntyre 1 guest appearances Paramedic #1 1 guest appearances Joy Tanner 1 guest appearances Paramedic #2 1 guest appearances Intern Abby 1 guest appearances Hear Donor Wife 1 guest appearances Technician 1 guest appearances Heart Donor Father 1 guest appearances Ava 1 guest appearances Ruby 1 guest appearances Dr. Zhang 1 guest appearances Zandie 1 guest appearances Dr. Risa Bennett 1 guest appearances ⇤ « 1 2 3 4 5 » ⇥