How old was Colin Douglas in Suspect?

Joan MillerJoan Miller was 48 in Suspect as 'Mrs. Smith'.

Birthday: Fri, Feb 18 1910 –
Wed, Aug 31 1988

Joyce HeronJoyce Heron was 41 in Suspect as 'Lady Althea Const'.

Birthday: Mon, Nov 06 1916 –
Tue, Apr 01 1980

William DevlinWilliam Devlin was 46 in Suspect as 'Sir Hugo Const'.

Birthday: Tue, Dec 05 1911 –
Sun, Jan 25 1987

Colin DouglasColin Douglas was 45 in Suspect as 'Dr. Rendle'.

Birthday: Sun, Jul 28 1912 –
Sat, Dec 21 1991

Richard GooldenRichard Goolden was 63 in Suspect as 'The Rev. Alfred Combermere'.

Birthday: Sat, Feb 23 1895 –
Thu, Jun 18 1981

Enid HewittEnid Hewitt was 55 in Suspect as 'Goudie'.

Birthday: Wed, Sep 10 1902 –
Fri, Jan 01 1988

Eric LanderEric Lander was 34 in Suspect as 'Robert Smith'.

Birthday: Tue, May 27 1924 –
Thu, Oct 28 1999

Yolande TurnerYolande Turner was 22 in Suspect as 'Janet Rendle'.

Birthday: Thu, Dec 12 1935 –
Thu, Nov 06 2003

Vivian A. DanielsVivian A. Daniels was 36 in Suspect as 'Director, Producer'

Birthday: Mon, Jan 02 1922 –
Fri, Jun 01 2001

Edward PercyEdward Percy was 67 in Suspect as 'Screenplay'

Birthday: Mon, Jan 05 1891 –
Tue, May 28 1968

Reginald DenhamReginald Denham was 64 in Suspect as 'Screenplay'

Birthday: Wed, Jan 10 1894 –
Fri, Feb 04 1983

Kenneth LawsonKenneth Lawson was 37 in Suspect as 'Production Design'

Birthday: Mon, Aug 23 1920 –
Fri, May 23 2008