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