How old was E. Phillips Oppenheim in Mr. Grex of Monte Carlo?

Theodore RobertsTheodore Roberts was 54 in Mr. Grex of Monte Carlo as 'Mr. Grex, alias of Grand Duke Augustus Peter'.

Birthday: Tue, Oct 08 1861 –
Fri, Dec 14 1928

Dorothy DavenportDorothy Davenport was 20 in Mr. Grex of Monte Carlo as 'Grand Duchess Feodora'.

Birthday: Wed, Mar 13 1895 –
Wed, Oct 12 1977

Carlyle BlackwellCarlyle Blackwell was 31 in Mr. Grex of Monte Carlo as 'Richard Lane'.

Birthday: Sat, Jan 19 1884 –
Fri, Jun 17 1955

James NeillJames Neill was 55 in Mr. Grex of Monte Carlo as 'Herr Selingman'.

Birthday: Sat, Sep 29 1860 –
Mon, Mar 16 1931

Horace B. CarpenterHorace B. Carpenter was 40 in Mr. Grex of Monte Carlo as 'Mons. Pitou'.

Birthday: Sun, Jan 31 1875 –
Mon, May 21 1945

Frank ElliottFrank Elliott was 35 in Mr. Grex of Monte Carlo as 'Lord Huntersley'.

Birthday: Wed, Feb 11 1880 –
Wed, Jul 01 1970

John McDermottJohn McDermott was 22 in Mr. Grex of Monte Carlo as 'Ernest'.

Birthday: Sat, Sep 09 1893 –
Mon, Jul 22 1946

Robert GrayRobert Gray was 34 in Mr. Grex of Monte Carlo as 'David'.

Birthday: Tue, Aug 02 1881 –
Thu, Aug 01 1963

Gertrude KellarGertrude Kellar was >> in Mr. Grex of Monte Carlo as 'Lady Wibourn'.

Birthday: Unknown Birthday

Lucien LittlefieldLucien Littlefield was 20 in Mr. Grex of Monte Carlo as 'The Rag Picker'.

Birthday: Thu, Aug 15 1895 –
Sat, Jun 04 1960

Frank ReicherFrank Reicher was 40 in Mr. Grex of Monte Carlo as 'Director'

Birthday: Thu, Dec 02 1875 –
Tue, Jan 19 1965

Marion FairfaxMarion Fairfax was 40 in Mr. Grex of Monte Carlo as 'Scenario Writer'

Birthday: Sun, Oct 24 1875 –
Sat, Oct 03 1970

E. Phillips OppenheimE. Phillips Oppenheim was 49 in Mr. Grex of Monte Carlo as 'Novel'

Birthday: Mon, Oct 22 1866 –
Sun, Feb 03 1946