Cast 16

1. 

   Robert Beatty

   Pete Dawson

2. 

   Lee Patterson

   Colin Walker

3. 

   Betty McDowall

   Lucille Walker

4. Vincent Winter

   The Boy

5. 

   Robert Ayres

   Insp. Andrews

6. 

   Alan Gifford

   George Foster

7. 

   Larry Cross

   Reporter

8. 

   Sandra Francis

   Evelyn Webb

9. 

   Gordon Tanner

   Dr. Hewitson

10. Victor Wood

    Howard Zeeder

11. Peter Mannering

    Dr. Foy

12. 

    Roland Brand

    Police officer

13. 

    Sean Connery

    Welder #1

14. Murray Kash

    Welder #2

15. 

    Jack Cunningham

    Max Jarvis

16. David Williams

    Police Officer

Crew 9