Character Name : Dr. Joseph Pearson

Original Name : Fredric March

Gender : Male

Character Name : Dr. David Coleman

Original Name : Ben Gazzara

Gender : Male

Character Name : Dr. Alexander

Original Name : Dick Clark

Gender : Male

Character Name : Cathy Hunt

Original Name : Ina Balin

Gender : Female

Character Name : Dr. Charles Dornberger

Original Name : Eddie Albert

Gender : Male

Character Name : Mrs. Elizabeth Alexander

Original Name : Phyllis Love

Gender : Female

Character Name : Jim Bannister

Original Name : Edward Andrews

Gender : Male

Character Name : Dr. Lucy Grainger

Original Name : Aline MacMahon

Gender : Female

Character Name : Tomaselli

Original Name : Arthur Hill

Gender : Male

Character Name : Miss Graves

Original Name : Rosemary Murphy

Gender : Female

Character Name : Dr. Kent O'Donnell

Original Name : Barnard Hughes

Gender : Male

Character Name : Dr. Shawcross

Original Name : Joseph Bova

Gender : Male

Character Name : Dr. Howard

Original Name : George Segal

Gender : Male

Character Name : Dr. Rufus

Original Name : Matt Crowley

Gender : Male

Character Name : Police Car Driver

Original Name : Dolph Sweet

Gender : Male

Character Name : Physician

Original Name : Ella Smith

Gender : Male

Character Name : Physician (as Nora Helen Spens M.D.)

Original Name : Nora Helen Spens

Gender : Male

Character Name : Physician

Original Name : Robert Dahdah

Gender : Male

Character Name : Narrator (voice)

Original Name : Ronald Reagan

Gender : Male

Character Name : Operating Intern

Original Name : Dick Button

Gender : Male