Obsada
Robert Donat
Dr. Andrew Manson
Penelope Dudley-Ward
Toppy LeRoy
Francis L. Sullivan
Ben Chenkin
Felix Aylmer
Mr. Boon
Cecil Parker
Dr. Charles Every
Bernard Miles
Medical Aid Society Committee Member (uncredited)
Rex Harrison
Dr. Frederick Lawford
Mary Clare
Mrs. Orlando
Athene Seyler
Lady Raebank
Cameron Hall
Man Who Buys Microscope (uncredited)
Rosalind Russell
Christine Manson
Emlyn Williams
Owen
Nora Swinburne
Mrs. Thornton
Joss Ambler
Dr. A.H. Llewellyn
Joan Kemp-Welch
Nurse Assisting at Childbirth (uncredited)
Ralph Richardson
Dr. Philip Denny
Edward Chapman
Joe Morgan
Bryan Herbert
Husband Whose Wife Has Typhoid (uncredited)
Harry Terry
Miner (uncredited)
Percy Parsons
Mr. Stillman
Basil Gill
Doctor Page
Eliot Makeham
Jack the Pharmacist (uncredited)
Gus McNaughton
Tom Evans (uncredited)
Leslie Phillips
Girl (uncredited)
Kynaston Reeves
Doctor (uncredited)