 Leslie HowardHenry Higgins | Henry Higgins |
 Wendy HillerEliza Doolittle | Eliza Doolittle |
 Wilfrid LawsonAlfred Doolittle | Alfred Doolittle |
 Marie LohrMrs. Higgins | Mrs. Higgins |
 Scott SunderlandColonel George Pickering | Colonel George Pickering |
 Jean CadellMrs. Pearce | Mrs. Pearce |
 David TreeFreddy Eynsford-Hill | Freddy Eynsford-Hill |
 Everley GreggMrs. Eynsford-Hill | Mrs. Eynsford-Hill |
 Leueen MacGrathClara Eynsford-Hill | Clara Eynsford-Hill |
 Esme PercyCount Aristid Karpathy | Count Aristid Karpathy |
 Violet VanbrughAmbassadress | Ambassadress |
 Irene BrowneDuchess | Duchess |
 Kate CutlerGrand Old Lady | Grand Old Lady |
 O.B. ClarenceMr. Birchwood | Mr. Birchwood |
 Ivor BarnardSarcastic Bystander | Sarcastic Bystander |
| CCecil TrouncerFirst Policeman | First Policeman |
 Iris HoeyYsabel | Ysabel |
| VViola TreePerfide | Perfide |
 Cathleen NesbittA Lady | A Lady |
 Wally PatchFirst Bystander | First Bystander |
| HH.F. MaltbySecond Bystander | Second Bystander |
 George MozartThird Bystander | Third Bystander |
 Stephen MurraySecond Policeman | Second Policeman |
| EEileen BeldonMrs. Higgin's Parlourmaid | Mrs. Higgin's Parlourmaid |
 Frank AtkinsonTaxi-Driver | Taxi-Driver |
 Anthony QuayleEliza's Hairdresser (uncredited) | Eliza's Hairdresser (uncredited) |
 Leo GennPrince (uncredited) | Prince (uncredited) |
 Moyna MacGillWoman Bystander (uncredited) | Woman Bystander (uncredited) |
 Patrick MacneeExtra (uncredited) | Extra (uncredited) |
