How old was J.P. McGowan in Thunderbolt's Tracks?

Jack PerrinJack Perrin was 30 in Thunderbolt's Tracks as 'Sergeant Larry Donovan'.

Birthday: Fri, Jul 24 1896 –
Sun, Dec 17 1967

Pauline CurleyPauline Curley was 23 in Thunderbolt's Tracks as 'Alice Hayden'.

Birthday: Sat, Dec 19 1903 –
Mon, Dec 11 2000

Buzz BartonBuzz Barton was 13 in Thunderbolt's Tracks as 'Red Hayden (as Billy Lamar)'.

Birthday: Wed, Sep 03 1913 –
Thu, Nov 20 1980

Jack HendersonJack Henderson was 49 in Thunderbolt's Tracks as 'Pop Hayden'.

Birthday: Sun, May 13 1877 –
Tue, Jan 01 1957

Harry TenbrookHarry Tenbrook was 39 in Thunderbolt's Tracks as 'Corporal Biff Flannagan'.

Birthday: Sat, Oct 08 1887 –
Wed, Sep 14 1960

Ethan LaidlawEthan Laidlaw was 27 in Thunderbolt's Tracks as 'Buck Moulton'.

Birthday: Sat, Nov 25 1899 –
Sat, May 25 1963

Ruth RoyceRuth Royce was 34 in Thunderbolt's Tracks as 'Speedy'.

Birthday: Mon, Feb 06 1893 –
Fri, May 07 1971

Rex the DogRex the Dog was >> in Thunderbolt's Tracks as 'Dog'.

Birthday: Unknown Birthday

J.P. McGowanJ.P. McGowan was 47 in Thunderbolt's Tracks as 'Director'

Birthday: Mon, Feb 23 1880 –
Wed, Mar 26 1952

William HyerWilliam Hyer was >> in Thunderbolt's Tracks as 'Director of Photography'

Birthday: Unknown Birthday –
Thu, Jun 15 1989

Bennett CohenBennett Cohen was 36 in Thunderbolt's Tracks as 'Writer'

Birthday: Thu, Aug 28 1890 –
Wed, Jun 10 1964

A. DeHerries SmithA. DeHerries Smith was >> in Thunderbolt's Tracks as 'Story'

Birthday: Unknown Birthday