The Great Moment

The biography of Dr. W.T. Morgan, a 19th century Boston dentist, during his quest to have anesthesia, in the form of ether, accepted by the public and the medical and dental establishment.

• 
  Preston Sturges

• 
  Joel McCrea
  William Thomas Green Morton
• 
  Betty Field
  Elizabeth Morton
• 
  Harry Carey
  Professor John C. Warren
• 
  William Demarest
  Eben Frost
• 
  Louis Jean Heydt
  Dr. Horace Wells
• 
  Julius Tannen
  Dr. Charles T. Jackson
• 
  Edwin Maxwell
  Vice-President of Medical Society
• 
  Porter Hall
  President Franklin Pierce
• 
  Franklin Pangborn
  Dr. Heywood
• 
  Grady Sutton
  Homer Quimby
• 
  Donivee Lee
  Betty Morton
• 
  Harry Hayden
  Judge Shipman
• 
  Torben Meyer
  Dr. Dahlmeyer
• 
  Victor Potel
  First Dental Patient
• 
  Thurston Hall
  Senator Borland
• 
  J. Farrell MacDonald
  The Priest
• 
  Roscoe Ates
  Morton's Sign Painter - replaced by Hank Worden (uncredited)
• 
  Hank Bell
  Onlooker (uncredited)
• 
  Franklyn Farnum
  Massachusetts Medical Society Man (uncredited)
• 
  Byron Foulger
  Morton's Clinic Manager (uncredited)