Robert Newton
— James Brodie
Deborah Kerr
— Mary Brodie
James Mason
— Dr. Renwick
Emlyn Williams
— Dennis
Henry Oscar
— Grierson
Enid Stamp-Taylor
— Nancy
Beatrice Varley
— Mrs. Brodie
Tony Bateman
— Angus Brodie (as Anthony Bateman)
June Holden
— Janet
George Merritt
— Gibson
Laurence Hanray
— Dr. Lawrie