How old was William Haines in Mike?

Sally O'NeilSally O'Neil was 17 in Mike as 'Mike'.

Birthday: Fri, Oct 23 1908 –
Tue, Jun 18 1968

William HainesWilliam Haines was 26 in Mike as 'Harlan'.

Birthday: Tue, Jan 02 1900 –
Wed, Dec 26 1973

Charles MurrayCharles Murray was 53 in Mike as 'Father'.

Birthday: Fri, Jun 21 1872 –
Tue, Jul 29 1941

Ned SparksNed Sparks was 42 in Mike as 'Slinky'.

Birthday: Sun, Nov 18 1883 –
Wed, Apr 03 1957

Ford SterlingFord Sterling was 42 in Mike as 'Tad'.

Birthday: Sat, Nov 03 1883 –
Fri, Oct 13 1939

Frankie DarroFrankie Darro was 8 in Mike as 'Boy'.

Birthday: Sat, Dec 22 1917 –
Sat, Dec 25 1976

Frank Coghlan Jr.Frank Coghlan Jr. was 10 in Mike as 'Boy'.

Birthday: Wed, Mar 15 1916 –
Mon, Sep 07 2009

Muriel Frances DanaMuriel Frances Dana was >> in Mike as 'Girl'.

Birthday: Unknown Birthday

Sam De GrasseSam De Grasse was 50 in Mike as 'Brush'.

Birthday: Fri, Jun 11 1875 –
Sun, Nov 29 1953

Marshall NeilanMarshall Neilan was 35 in Mike as 'Director, Story'

Birthday: Fri, Apr 10 1891 –
Mon, Oct 27 1958

Marion JacksonMarion Jackson was >> in Mike as 'Writer'

Birthday: Unknown Birthday

David KessonDavid Kesson was 27 in Mike as 'Cinematography'

Birthday: Wed, May 11 1898 –
Sun, Apr 02 1967

Louis B. MayerLouis B. Mayer was 41 in Mike as 'Presenter'

Birthday: Sat, Jul 12 1884 –
Tue, Oct 29 1957

Ethel P. ChaffinEthel P. Chaffin was 43 in Mike as 'Costume Design'

Birthday: Sun, Jan 14 1883 –
Tue, Dec 30 1975