Elenco (na ordem dos créditos)
Jack Livesey
Doctor David Willan
Marjorie Mars
Josephine Morris
A. Bromley Davenport
Doctor Morris
Elizabeth Arkell
Julia
Hilary Eaves
Helen Morris
Judith Gick
Edith Morris
Gerald Jerome
Waiter
Desmond Keith
Ralph Morris
Mary Lennox
Dot Wilding
James Mason
Lead role (27th February 1939 version)
Kenneth Morgan
Charlie Morris
J.B. Rowe
Doctor McLane