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