cast
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Ronald Colman
Dr. Martin Arrowsmith
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Helen Hayes
Leora Tozer Arrowsmith
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Richard Bennett
Gustav Sondelius
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A.E. Anson
Professor Max Gottlieb
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Clarence Brooks
Dr. Oliver Marchand
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Alec B. Francis
Twyford
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Claude King
Dr. Tubbs
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Bert Roach
Bert Tozer
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Myrna Loy
Joyce Lanyon
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Russell Hopton
Terry Wickett
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David Landau
State Veterinarian
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Lumsden Hare
Sir Robert Fairland
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Erville Alderson
Pioneer (uncredited)
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Ward Bond
Cop (uncredited)
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Beulah Bondi
Mrs. Tozer (uncredited)
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Florence Britton
Miss Twyford (uncredited)
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Nora Cecil
Nurse (uncredited)
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Sidney De Gray
Dr. Hesselink (uncredited)
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Cyril Delevanti
Committee Member (uncredited)
- Walter Downing City Clerk (uncredited)
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Gibson Gowland
Committee Member (uncredited)
- Sherry Hall Reporter (uncredited)
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Theresa Harris
Native Mother (uncredited)
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Raymond Hatton
Drunk (uncredited)
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Charlotte Henry
Pioneer Girl (uncredited)
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George Humbert
Italian Uncle (uncredited)
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DeWitt Jennings
B.W. Tozer (uncredited)
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Mike Lally
Reporter (uncredited)
- Lillian Lawrence West Indies Townswoman at Meeting (uncredited)
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Carl M. Leviness
Ship's Passenger (uncredited)
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James A. Marcus
Old Doctor (uncredited)
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Eric Mayne
Dignitary at Luncheon (uncredited)
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Kendall McComas
Little Johnny (uncredited)
- Edmund Mortimer Ship's Passenger (uncredited)
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John Qualen
Henry Novak (uncredited)
- Edward Reinach Dignitary (uncredited)
- Milton Royce Intern (uncredited)
- Harry Schultz Bartender (uncredited)
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Pat Somerset
Ship's Officer (uncredited)
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Adele Watson
Mrs. Novak (uncredited)
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Bobby Watson
Little Neighbor (uncredited)
- Eric Wilton Ship's Officer (uncredited)