How old was John S. Robertson in Madonna of the Streets?

Evelyn BrentEvelyn Brent was 31 in Madonna of the Streets as 'May'.

Birthday: Wed, Oct 18 1899 –
Wed, Jun 04 1975

Robert AmesRobert Ames was 41 in Madonna of the Streets as 'Morton'.

Birthday: Fri, Mar 22 1889 –
Fri, Nov 27 1931

Ivan LinowIvan Linow was 42 in Madonna of the Streets

Birthday: Sat, Dec 31 1887 –
Thu, Nov 21 1940

Josephine DunnJosephine Dunn was 24 in Madonna of the Streets

Birthday: Tue, May 01 1906 –
Thu, Feb 03 1983

Edwards DavisEdwards Davis was 63 in Madonna of the Streets

Birthday: Sun, Jun 16 1867 –
Sun, May 17 1936

John S. RobertsonJohn S. Robertson was 52 in Madonna of the Streets as 'Director'

Birthday: Fri, Jun 14 1878 –
Thu, Nov 05 1964

Jo SwerlingJo Swerling was 37 in Madonna of the Streets as 'Screenplay'

Birthday: Tue, Apr 18 1893 –
Fri, Oct 23 1964

William Babington MaxwellWilliam Babington Maxwell was >> in Madonna of the Streets as 'Story'

Birthday: Unknown Birthday

Ben HarperBen Harper was 37 in Madonna of the Streets as 'Sound Engineer'

Birthday: Tue, Sep 19 1893 –
Fri, Apr 21 1967