John Carter
Abby Lockhart
Gregory Pratt
Luka Kovac
Susan Lewis
Neela Rasgotra
Samantha Taggart
Ray Barnett
Kerry Weaver (credit only)
Wendall Meade
Jake Scanlon
Dr. Lucien Dubenko
Ellie Shore
Jane Figler
Archie Morris
Nurse Chuny Marquez
Mr. Davis
Erin Shore
Dan Shore
Tucker Davis
Dr. Medford
Pamela Olbes (as Lynn A. Henderson)
Kevin Hightower (as Mo)
Little kid
Christine Harms
Nurse Martha
Griffin
Ben
Clayton Davis
Christopher Shore
Brian Dumar
Lucas Shore
Irene
Bartender
Duvata Mahal
Med Student Ludlow (as Giovannie Pico)
Janice
Nurse Robin
Bridget Davis
Tech
Bret (uncredited)
X-Ray Technician (uncredited)
Med Student Samantha (uncredited)