 | Audrey Hepburn | .... | Eliza Doolittle |
 | Rex Harrison | .... | Professor Henry Higgins |
 | Stanley Holloway | .... | Alfred P. Doolittle |
 | Wilfrid Hyde-White | .... | Colonel Hugh Pickering |
 | Gladys Cooper | .... | Mrs. Higgins |
 | Jeremy Brett | .... | Freddy Eynsford-Hill |
 | Theodore Bikel | .... | Zoltan Karpathy |
 | Mona Washbourne | .... | Mrs. Pearce |
 | Isobel Elsom | .... | Mrs. Eynsford-Hill |
 | John Holland | .... | Butler |
 | Elizabeth Aimers | .... | Cockney (uncredited) |
 | Helen Albrecht | .... | Ascot Extra (uncredited) |
 | John Alderson | .... | Jamie - Doolittle's crony (uncredited) |
 | Mary Alexander | .... | Cockney (uncredited) |
 | LaWana Backer | .... | Ad Lib at Church (uncredited) |
 | Frank Baker | .... | Elegant Bystander (uncredited) |
 | Lois Battle | .... | Second Maid (uncredited) |
 | Brittania Beatey | .... | Daughter of Elegant Bystander (uncredited) |
 | William Beckley | .... | Footman (uncredited) |
 | Marjorie Bennett | .... | Cockney with Pipe (uncredited) |
 | Oscar Beregi Jr. | .... | Greek Ambassador (uncredited) |
 | Betty Blythe | .... | Lady at Ball (uncredited) |
 | Diana Bourbon | .... | Ascot Extra (uncredited) |
 | Iris Bristol | .... | Flower Girl (uncredited) |
 | Tex Brodus | .... | Ascot Extra (uncredited) |
 | Sue Bronson | .... | Toff (uncredited) |
 | Meg Brown | .... | Ad Lib at Church (uncredited) |
 | Buddy Bryant | .... | Prince of Transylvania (uncredited) |
 | Walter Burke | .... | Bystander Who Warns Eliza (uncredited) |
 | Bea Marie Busch | .... | Cockney (uncredited) |
 | Colin Campbell | .... | Ascot Gavotte (uncredited) |
 | Jeannie Carson | .... | Ad Lib at Church (uncredited) |
 | Paulle Clark | .... | Ad Lib at Ascot (uncredited) |
 | Natalie Core | .... | Ascot Extra (uncredited) |
 | Tom Cound | .... | Footman (uncredited) |
 | Jennifer Crier | .... | Mrs. Higgins' Maid (uncredited) |
 | Maurice Dallimore | .... | Selsey Man (uncredited) |
 | Allison Daniell | .... | Ad Lib at Ascot (uncredited) |
 | Henry Daniell | .... | Ambassador (uncredited) |
 | Donna Day | .... | Cockney (uncredited) |
 | Roy Dean | .... | Footman (uncredited) |
 | Thomas Dick | .... | Cockney (uncredited) |
 | Brendan Dillon | .... | Leading Man (uncredited) |
 | Anne Dore | .... | Ad Lib at Church (uncredited) |
 | Pauline Drake | .... | Ad Lib at Church (uncredited) |
 | Harvey B. Dunn | .... | Ascot Extra (uncredited) |
 | Sandy Edmundson | .... | Toff (uncredited) |
 | Joe Evans | .... | Cockney (uncredited) |
 | Kai Farelli | .... | Juggler (uncredited) |
 | Ray Foster | .... | Cockney (uncredited) |
 | Raymond Foster | .... | Cockney (uncredited) |
 | Raymond Foster | .... | Undtermined Role (uncredited) |
 | Stanley Fraser | .... | Ad Lib at Church (uncredited) |
 | Charles Fredericks | .... | King George V in Fantasy Sequence (uncredited) |
 | Lea Genovese | .... | Toff (uncredited) |
 | Ayllene Gibbons | .... | Fat Woman at Pub (uncredited) |
 | Jack Goldie | .... | Ad Lib at Church (uncredited) |
 | Jack Greening | .... | George (uncredited) |
 | Beatrice Grenough | .... | Grand Lady (uncredited) |
 | Clive Halliday | .... | Costermonger (uncredited) |
 | Sam Harris | .... | Guest at Ball (uncredited) |
 | Marjory Hawtrey | .... | Ad Lib at Ascot (uncredited) |
 | Eric Heath | .... | Costermonger (uncredited) |
 | Monika Henreid | .... | Ad Lib at Church (uncredited) |
 | William Hoehne Jr. | .... | Blond haired ensemble dancer (uncredited) |
 | Eugene Hoffman | .... | Juggler (uncredited) |
 | Samuel Holmes | .... | Cockney (uncredited) |
 | Jimmie Horan | .... | (uncredited) |
 | Clyde Howdy | .... | Ad Lib at Church (uncredited) |
 | Kendrick Huxham | .... | Elegant Bystander (uncredited) |
 | Lillian Kemble-Cooper | .... | Lady Ambassador (uncredited) |
 | Phyllis Kennedy | .... | Cockney (uncredited) |
 | Colin Kenny | .... | Ad Lib at Church (uncredited) |
 | Goldie Kleban | .... | Cockney (uncredited) |
 | Peter Ladefoged | .... | Linguistics Lesson (uncredited, voice) |
 | Alma Lawton | .... | Flower Girl (uncredited) |
 | Queenie Leonard | .... | Cockney Bystander (uncredited) |
 | William Linkie | .... | Cockney (uncredited) |
 | Moyna MacGill | .... | Lady Boxington (uncredited) |
 | Laurie Main | .... | Hoxton Man Not Hoston (uncredited) |
 | Sidney Marion | .... | Ad Lib at Church (uncredited) |
 | Eric Martin | .... | Ad Lib at Church (uncredited) |
 | Owen McGiveney | .... | Man at Coffee Stand (uncredited) |
 | John McLiam | .... | Harry (uncredited) |
 | Shirley Melline | .... | Ad Lib at Church (uncredited) |
 | Carol Merrill | .... | Toff (uncredited) |
 | Gigi Michel | .... | Toff (uncredited) |
 | Lenore Miller | .... | Cockney (uncredited) |
 | John Mitchum | .... | Ad Lib at Church (uncredited) |
 | Barbara Morrison | .... | Ascot Extra (uncredited) |
 | Marlene Morrow | .... | Toff (uncredited) |
 | Alan Napier | .... | Gentleman Escorting Eliza to the Queen (uncredited) |
 | Nick Navarro | .... | Dancer (uncredited) |
 | James O'Hara | .... | Costermonger (uncredited) |
 | Patrick O'Moore | .... | Man (uncredited) |
 | Richard Peel | .... | Costermonger (uncredited) |
 | George Pelling | .... | Ad Lib at Church (uncredited) |
 | Barbara Pepper | .... | Doolittle's Dance Partner (uncredited) |
 | Hilda Plowright | .... | Bystander (uncredited) |
 | Frank Radcliffe | .... | Cockney (uncredited) |
 | Jack Raine | .... | Extra (uncredited) |
 | Olive Reeves-Smith | .... | Mrs. Hopkins (uncredited) |
 | Christopher Riordan | .... | Suitor at Ball (uncredited) |
 | David Robel | .... | Cockney (uncredited) |
 | Dinah Anne Rogers | .... | First Maid (uncredited) |
 | Victor Rogers | .... | Policeman (uncredited) |
 | Corinne Ross | .... | Cockney (uncredited) |
 | Baroness Rothschild | .... | Queen of Transylvania (uncredited) |
 | Wendy Russell | .... | Ad Lib at Church (uncredited) |
 | Kenny Salvatt | .... | Racegoer in 'Ascot Gavotte' Sequence (uncredited) |
 | Miriam Schiller | .... | Landlady (uncredited) |
 | Buddy Shea | .... | Ad Lib at Church (uncredited) |
 | Orville Sherman | .... | Ascot Extra (uncredited) |
 | Jacqueline Squire | .... | Parlor Maid (uncredited) |
 | Michael St. Clair | .... | Bartender (uncredited) |
 | Geoffrey Steele | .... | Taxi Driver (uncredited) |
 | Sandy Steffens | .... | Toff (uncredited) |
 | Grady Sutton | .... | Ascot Extra (uncredited) |
 | Grady Sutton | .... | Guest at Ball (uncredited) |
 | Henry Sweetman | .... | Cockney (uncredited) |
 | William Taylor | .... | Cockney (uncredited) |
 | Joy Tierney | .... | Cockney (uncredited) |
 | Arthur Tovey | .... | Singer (uncredited) |
 | Gwendolyn Watts | .... | Cook (uncredited) |
 | Ron Whelan | .... | Algernon (uncredited) |
 | Ron Whelan | .... | Bartender (uncredited) |
 | Elzada Wilson | .... | Ad Lib at Church (uncredited) |
 | Nick Wolcum | .... | Ad Lib at Church (uncredited) |
 | James Wood | .... | Cockney (uncredited) |
 | Ben Wright | .... | Footman at Ball (uncredited) |
 | Ben Wrigley | .... | Costermonger (uncredited) |