Andrew Manson, a young, idealistic, newly qualified Scottish doctor arrives in Wales takes his first job in a mining town, and begins to wonder at the persistent cough many of the miners have. When his attempts to prove its cause are thwarted, he moves to London. His new practice does badly. But when a friend shows him how to make a lucrative practice from rich hypochondriacs, it will take a great shock to show him what the truth of being a doctor really is.
Robert Donat
as Dr. Andrew Manson
Rosalind Russell
as Christine Manson
Ralph Richardson
as Dr. Philip Denny
Rex Harrison
as Dr. Frederick Lawford
Emlyn Williams
as Owen
Penelope Dudley-Ward
as Toppy LeRoy
Francis L. Sullivan
as Ben Chenkin
Mary Clare
as Mrs. Orlando
Cecil Parker
as Dr. Charles Every
Nora Swinburne
as Mrs. Thornton
Edward Chapman
as Joe Morgan
Athene Seyler
as Lady Raebank
