Colin Farrell
Steven Murphy
Acting
Nicole Kidman
Anna Murphy
Acting
Barry Keoghan
Martin Lang
Acting
Raffey Cassidy
Kim Murphy
Acting
Sunny Suljic
Bob Murphy
Acting
Bill Camp
Matthew Williams
Acting
Alicia Silverstone
Martin's Mother
Acting
Herb Caillouet
Ed Thompson (Hospital Director)
Acting
Barry G. Bernson
Dr. Larry Banks
Acting
Denise Dal Vera
Mary Williams
Acting
Drew Logan
Principal
Acting
Ming Wang
Doctor (Abdominal)
Acting
Michael Trester
Elderly Man
Acting
Anita Farmer Bergman
Nurse (uncredited)
Acting
Lea Hutton Beasmore
Conference Guest (uncredited)
Acting
Dylan Keith Adams
Doctor at Conference and Event Dinner (uncredited)
Acting
Charles Poole
Patient / Fisherman (uncredited)
Acting
John W. Harden
Conference Guest / Paramedic (uncredited)
Acting
Bryant Bentley
Paramedic (uncredited)
Acting
Aaron Pullins IV
Medical Conference Attendee (uncredited)
Acting
Joanne Popolin
Medical Conference Attendee (uncredited)
Acting
Carly Tamborski
Doctor at Conference (uncredited)
Acting
David Pittinger
Student's Dad (uncredited)
Acting
Michael Lee Bailey
Conference Guest (uncredited)
Acting
John Newsom
Doctor at Banquet (uncredited)
Acting
Robert Gerding
Visiting Consultant (uncredited)
Acting
William C. Ingram
Janitor (uncredited)
Acting
Beverly Kristy
Doctor (uncredited)
Acting
Derek Polen
Conference Guest (uncredited)
Acting
John E. Brownlee
Coastal Walker (uncredited)
Acting