Diretor/a
John Ford
DIRETOR/A
Elenco (na ordem dos créditos)
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 - Governor
Erville Alderson
Pioneeruncredited
Ward Bond
Copuncredited
Beulah Bondi
Mrs. Tozeruncredited
Florence Britton
Miss Twyforduncredited
Josephine Brown
West Indies Village Brideuncredited
Nora Cecil
Nurseuncredited
Sidney De Gray
Dr. Hesselinkuncredited
Cyril Delevanti
Committee Memberuncredited
Mike Donlin
Undetermined Roleuncredited
Walter Downing
City Clerkuncredited
Gibson Gowland
Sherry Hall
Reporteruncredited
Theresa Harris
Native Motheruncredited
Raymond Hatton
Drunkuncredited
Charlotte Henry
Pioneer Girluncredited
George Humbert
Italian Uncleuncredited
DeWitt Jennings
B.W. Tozeruncredited
Eulalie Jensen
Miss Robbinsuncredited
Mike Lally
Lillian Lawrence
West Indies Townswoman at Meetinguncredited
Carl M. Leviness
Ship's Passengeruncredited
James A. Marcus
Old Doctoruncredited
Eric Mayne
Dignitary at Luncheonuncredited
Kendall McComas
Little Johnnyuncredited
Edmund Mortimer
John Qualen
Henry Novakuncredited
Edward Reinach
Dignitaryuncredited
Milton Royce
Internuncredited
Harry Schultz
Bartenderuncredited
Pat Somerset
Ship's Officeruncredited
Adele Watson
Mrs. Novakuncredited
Bobby Watson
Little Neighboruncredited
Eric Wilton