Ralph Michael
— Professor Henry Higgins
Margaret Lockwood
— Eliza Doolittle
Arthur Wontner
— Colonel Pickering
Gordon Harker
— Alfred Doolittle
Helen Cherry
— Clara Eynsford-Hill
Mary Merrall
— Mrs. Eynsford-Hill
Bryan Coleman
— Freddie Eynsford-Hill
Beatrice Varley
— Mrs. Pearce
Mary Hinton
— Mrs. Higgins
Wally Patch
— Man in the Cap
Willoughby Gray
— Man in the Bowler Hat
Angharad Rees
— Parlourmaid