Arrowsmith

Ronald Colman

as Dr. Martin Arrowsmith

Helen Hayes

as Leora Tozer Arrowsmith

Richard Bennett

as Gustav Sondelius

A.E. Anson

as Professor Max Gottlieb

Clarence Brooks

as Dr. Oliver Marchand

Alec B. Francis

as Twyford

Claude King

as Dr. Tubbs

Bert Roach

as Bert Tozer

Myrna Loy

as Joyce Lanyon

Russell Hopton

as Terry Wickett

David Landau

as State Veterinarian

Lumsden Hare

as Sir Robert Fairland

Erville Alderson

as Pioneer (uncredited)

Ward Bond

as Cop (uncredited)

Beulah Bondi

as Mrs. Tozer (uncredited)

Florence Britton

as Miss Twyford (uncredited)

Nora Cecil

as Nurse (uncredited)

Sidney De Gray

as Dr. Hesselink (uncredited)

Cyril Delevanti

as Committee Member (uncredited)

Walter Downing

as City Clerk (uncredited)

Gibson Gowland

as Committee Member (uncredited)

Sherry Hall

as Reporter (uncredited)

Theresa Harris

as Native Mother (uncredited)

Raymond Hatton

as Drunk (uncredited)

Charlotte Henry

as Pioneer Girl (uncredited)

George Humbert

as Italian Uncle (uncredited)

DeWitt Jennings

as B.W. Tozer (uncredited)

Mike Lally

as Reporter (uncredited)

Lillian Lawrence

as West Indies Townswoman at Meeting (uncredited)

Carl M. Leviness

as Ship's Passenger (uncredited)

James A. Marcus

as Old Doctor (uncredited)

Eric Mayne

as Dignitary at Luncheon (uncredited)

Kendall McComas

as Little Johnny (uncredited)

Edmund Mortimer

as Ship's Passenger (uncredited)

John Qualen

as Henry Novak (uncredited)

Edward Reinach

as Dignitary (uncredited)

Milton Royce

as Intern (uncredited)

Harry Schultz

as Bartender (uncredited)

Pat Somerset

as Ship's Officer (uncredited)

Adele Watson

as Mrs. Novak (uncredited)

Bobby Watson

as Little Neighbor (uncredited)

Eric Wilton

as Ship's Officer (uncredited)