Cast Principale
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
