Audrey Hepburn

Character: Eliza Doolittle

Rex Harrison

Character: Professor Henry Higgins

Stanley Holloway

Character: Alfred P. Doolittle

Wilfrid Hyde-White

Character: Colonel Hugh Pickering

Gladys Cooper

Character: Mrs. Higgins

Jeremy Brett

Character: Freddy Eynsford-Hill

Theodore Bikel

Character: Zoltan Karpathy

Mona Washbourne

Character: Mrs. Pearce

Isobel Elsom

Character: Mrs. Eynsford-Hill

John Holland

Character: Butler

Marni Nixon

Character: Eliza Doolittle (singing voice) (uncredited)

Colin Kenny

Character: Ad Lib at Church (uncredited)

Bert Stevens

Character: Gentleman (uncredited)

Frank Baker

Character: Gentleman (uncredited)

Marjorie Bennett

Character: Cockney with Pipe (uncredited)

Betty Blythe

Character: Lady at Ball (uncredited)

Arthur Tovey

Character: Singer (uncredited)

Al Bain

Character: Cockney (uncredited)

William Beckley

Character: Footman (uncredited)

Lillian Kemble-Cooper

Character: Lady Ambassador (uncredited)

Henry Daniell

Character: Ambassador (uncredited)

Brendan Dillon

Character: Leading Man (uncredited)

Iris Bristol

Character: Flower Girl (uncredited)

Geoffrey Steele

Character: Taxi Driver (uncredited)

Charles Fredericks

Character: King George V (uncredited)

Maurice Dallimore

Character: Selsey Man (uncredited)

John Alderson

Character: Jamie - Doolittle's crony (uncredited)

John McLiam

Character: Harry (uncredited)

John Mitchum

Character: Ad Lib at Church (uncredited)

Alan Napier

Character: Gentleman Escorting Eliza to the Queen (uncredited)

Christopher Riordan

Character: Suitor at Ball (uncredited)

Michael St. Clair

Character: Bartender (uncredited)

Grady Sutton

Character: Ascot Extra / Guest at Ball (uncredited)

Stuart Hall

Character: Gentleman (uncredited)

Sam Harris

Character: Guest at Ball (uncredited)

Leoda Richards

Character: Lady Exiting Ascot

Buddy Bryan

Character: Prince of Transylvania (uncredited)