Character Name : Howard Florey

Original Name : Dominic West

Gender : Male

Character Name : Alexander Fleming

Original Name : Denis Lawson

Gender : Male

Character Name : Norman Heatley

Original Name : Joe Armstrong

Gender : Male

Character Name : Edward Mellanby

Original Name : John Sessions

Gender : Male

Character Name : Margaret Jennings

Original Name : Kate Fleetwood

Gender : Female

Character Name : Arthur Gardner

Original Name : Stephen Boxer

Gender : Male

Character Name : Ethel Florey

Original Name : Amanda Douge

Gender : Female

Character Name : Charles Fletcher

Original Name : Sam Heughan

Gender : Male

Character Name : Mr. Cox

Original Name : Peter McNeil O'Connor

Gender : Male

Character Name : Ernst Chain

Original Name : Oliver Dimsdale

Gender : Male