How old was Sidney Blackmer in Behind the Green Lights?

Norman FosterNorman Foster was 31 in Behind the Green Lights as 'Detective Lt. Dave Britten'.

Birthday: Sun, Dec 13 1903 –
Wed, Jul 07 1976

Judith AllenJudith Allen was 24 in Behind the Green Lights as 'Mary Kennedy'.

Birthday: Wed, Feb 08 1911 –
Sat, Oct 05 1996

Sidney BlackmerSidney Blackmer was 39 in Behind the Green Lights as 'Raymond Cortell'.

Birthday: Fri, Jul 12 1895 –
Sat, Oct 06 1973

Purnell PrattPurnell Pratt was 49 in Behind the Green Lights as 'Detective Lt. Jim Kennedy'.

Birthday: Mon, Oct 19 1885 –
Fri, Jul 25 1941

Theodore von EltzTheodore von Eltz was 41 in Behind the Green Lights as 'John C. Owen'.

Birthday: Sat, Nov 04 1893 –
Tue, Oct 06 1964

Ford SterlingFord Sterling was 51 in Behind the Green Lights as 'Max Schultz, German Janitor'.

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

Kenneth ThomsonKenneth Thomson was 36 in Behind the Green Lights as 'Charles T. 'Ritzy' Conrad'.

Birthday: Fri, Jan 06 1899 –
Thu, Jan 26 1967

Lloyd WhitlockLloyd Whitlock was 44 in Behind the Green Lights as 'Assistant District Attorney'.

Birthday: Fri, Jan 02 1891 –
Sat, Jan 08 1966

Edward HearnEdward Hearn was 46 in Behind the Green Lights as 'Detective Brewster'.

Birthday: Thu, Sep 06 1888 –
Mon, Apr 15 1963

Jane MeredithJane Meredith was >> in Behind the Green Lights as 'Mrs. Gorham'.

Birthday: Unknown Birthday

Edward GarganEdward Gargan was 32 in Behind the Green Lights as 'Moran - a Cop'.

Birthday: Thu, Jul 17 1902 –
Wed, Feb 19 1964

J. Carrol NaishJ. Carrol Naish was 39 in Behind the Green Lights as 'Sam Dover'.

Birthday: Mon, Jan 20 1896 –
Wed, Jan 24 1973

Christy CabanneChristy Cabanne was 46 in Behind the Green Lights as 'Director'

Birthday: Sun, Apr 15 1888 –
Sun, Oct 15 1950

James GruenJames Gruen was >> in Behind the Green Lights as 'Screenplay'

Birthday: Unknown Birthday

Cornelius W. WillemseCornelius W. Willemse was >> in Behind the Green Lights as 'Book'

Birthday: Unknown Birthday