Oliver Johnston

1960s

1. 1967

   It!

   Curator Trimingham

2. 

   A Countess from Hong Kong

   Clark

   56
3. 1966

   The Corridor People

   Samson Whitby · 1 episode

4. 1965

   The Siege of Manchester

   Thomas Prestwich

5. 1964
   

   The Tomb of Ligeia

   Kenrick

   70
6. 

   Theatre 625

   Thomas Prestwich · 1 episode

7. 1963
   

   Espionage

   Doctor · 1 episode

8. Dr. Crippen

   Lord Chief Justice

9. Island of Love

   Prof. Krumwitz

10. 1962

    The Fast Lady

    Bulmer

11. 

    Man of the World

    Sir Hugo Kempson · 1 episode

12. Backfire!

    Bernard Curzon

13. 1961

    Raising the Wind

    Prof. Parkin

14. Francis of Assisi

    Father Livoni

15. 1960

    On Trial

    Sir William Bovill · 1 episode

16. Kidnapped

    Mr. Campbell

17. A Touch of Larceny

    Minister

1950s

1. 1959

   Web of Evidence

   Albert Prusty

2. 1958

   Bachelor of Hearts

   Professor Gadsworth (uncredited)

3. Nowhere to Go

   Mr. Hobbs, vault official

4. The Son of Robin Hood

   Apothecary

5. Indiscreet

   Finleigh

6. 1957
   

   A King in New York

   Ambassador Jaume

   72

7. The Hypnotist

   Dr. Kenyon

8. 1955

   Room in the House

   Dr. Gordon

9. 1954

   Dangerous Voyage

   Dr. Waverley

10. Tale of Three Women

    Butler (segment "Wedding Gift")

11. 1953

    The Good Beginning

    Owen

12. 

    The Quatermass Experiment

    News Editor · 3 episodes

    71

1930s

1. 1939

   Stolen Life

   Prof. Bardesley

2. 1938

   Kate Plus Ten

   Cunningham