John Mills. John Mills was 40 in The History of Mr. Polly as 'Alfred Polly'.
Betty Ann Davies. Betty Ann Davies was 38 in The History of Mr. Polly as 'Miriam Larkins Polly'.
Megs Jenkins. Megs Jenkins was 31 in The History of Mr. Polly as 'The Innkeeper'.
Finlay Currie. Finlay Currie was 71 in The History of Mr. Polly as 'Uncle Jim'.
Gladys Henson. Gladys Henson was 51 in The History of Mr. Polly as 'Aunt Larkins'.
Diana Churchill. Diana Churchill was 35 in The History of Mr. Polly as 'Annie Larkins'.
Shelagh Fraser. Shelagh Fraser was 28 in The History of Mr. Polly as 'Minnie Larkins'.
Edward Chapman. Edward Chapman was 47 in The History of Mr. Polly as 'Mr. Johnson'.
Dandy Nichols. Dandy Nichols was 41 in The History of Mr. Polly as 'Mrs. Johnson'.
Sally Ann Howes. Sally Ann Howes was 18 in The History of Mr. Polly as 'Christabel'.
Juliet Mills. Juliet Mills was 7 in The History of Mr. Polly as 'Little Polly'.
Laurence Baskcomb. Laurence Baskcomb was >> in The History of Mr. Polly as 'Mr. Rumbold'.Anthony Pelissier. Anthony Pelissier was 36 in The History of Mr. Polly as 'Director, Adaptation'Desmond Dickinson. Desmond Dickinson was 46 in The History of Mr. Polly as 'Director of Photography'
H.G. Wells. H.G. Wells would have been no older than 79 in The History of Mr. Polly as 'Writer'
Anne V. Coates. Anne V. Coates was 23 in The History of Mr. Polly as 'Assistant Editor'William Alwyn. William Alwyn was 43 in The History of Mr. Polly as 'Music'Herbert Smith. Herbert Smith was 47 in The History of Mr. Polly as 'Production Manager'