Joel McCrea
饰 William Thomas Green Morton
Betty Field
饰 Elizabeth Morton
亨利·凯里
饰 Professor John C. Warren
William Demarest
饰 Eben Frost
Louis Jean Heydt
饰 Dr. Horace Wells
Julius Tannen
饰 Dr. Charles T. Jackson
埃德温·马克斯韦尔
饰 Vice-President of Medical Society
波特·霍尔
饰 President Franklin Pierce
Franklin Pangborn
饰 Dr. Heywood
Grady Sutton
饰 Homer Quimby
Donivee Lee
饰 Betty Morton
Harry Hayden
饰 Judge Shipman
Torben Meyer
饰 Dr. Dahlmeyer
Victor Potel
饰 First Dental Patient
Thurston Hall
饰 Senator Borland
J. Farrell MacDonald
饰 The Priest
Roscoe Ates
饰 Morton's Sign Painter - replaced by Hank Worden (uncredited)
Hank Bell
饰 Onlooker (uncredited)
富兰克林·法纳姆
饰 Massachusetts Medical Society Man (uncredited)
Byron Foulger
饰 Morton's Clinic Manager (uncredited)
