Series Cast 18

1. 

   Lisa Daniely

   Diane 'Dee' Wilson (26 Episodes)

2. 

   Tim Turner

   Dr. Peter Brady / Invisible Man (voice) (uncredited) (14 Episodes), Nick (1 Episode)

3. 

   Deborah Watling

   — (13 Episodes), Sally (1 Episode)

4. Johnny Scripps

   — (13 Episodes)

5. 

   Lloyd Lamble

   Dr. Hanning (3 Episodes)

6. 

   Robert Raglan

   Det. Inspector (2 Episodes), Det. Insp. Heath (1 Episode)

7. 

   Bruce Seton

   Kemp (1 Episode)

8. 

   Martin Benson

   — (1 Episode)

9. 

   Greta Gynt

   — (1 Episode)

10. 

    Honor Blackman

    — (1 Episode)

11. 

    Rupert Davies

    Dushkin (1 Episode)

12. 

    Ernest Clark

    Sir Charles Anderson (1 Episode)

13. 

    Desmond Llewelyn

    Det. Sergeant (1 Episode)

14. 

    Leslie Phillips

    Sparrow (1 Episode)

15. 

    Robert Brown

    Prof. Howard (1 Episode)

16. 

    Alfred Burke

    Bob - Pilot (uncredited) (1 Episode)

17. John Rudling

    Dr. Court (1 Episode)

18. 

    Derren Nesbitt

    Stephan (1 Episode)

Series Crew 3