Top Billed Cast

1. 

   Derrick O'Connor

   Detective Ritchie

2. 

   Gary Holton

   Ken

3. 

   Richard Thomas

   Leo Turner

4. 

   Peter Clark

   Mike Simmonds

5. 

   Gwyneth Strong

   Jan, Ken's Girlfriend

6. 

   Caroline Embling

   Susan, Leo's Sister

7. 

   Jack Douglas

   Senior Police Officer

8. 

   Billy Colvill

   Williams

9. 

   P.H. Moriarty

   Police 1

10. 

    Richard Hope

    Police 2

11. 

    Niall Padden

    Police 3

12. 

    John Mulcahy

    Police 4

13. 

    Terry Paris

    Police 5

14. 

    Neil Cunningham

    School Masters 1

15. 

    George Costigan

    School Masters 2

16. 

    Stewart Harwood

    School's Security Guard

17. 

    Tammi Jacobs

    School 1

18. 

    Daniel Peacock

    School 2

19. 

    Paul Mari

    School 3

20. 

    Mel Smith

    Disco Doorman

21. 

    C.P. Lee

    Club Manager

22. 

    Jimmy Hibbert

    Disco 3

23. 

    Kim Taylforth

    Disco 4

24. 

    Nula Conwell

    Ken's Gang 1

25. 

    Madeleine Church

    Ken's Gang 2

26. 

    Pete Lee-Wilson

    Ken's Gang 3 (as Peter Wilson)

27. 

    Gary Olsen

    Ken's Gang 4

28. 

    Jesse Birdsall

    Ken's Gang 5

29. 

    Roger Lloyd Pack

    Hospital Doctor

30. 

    Brenda Fricker

    Nurse

31. 

    June Watson

    Nurse

32. 

    Colin Campbell

    Conductor

33. 

    Julian Hough

    Reporter

34. 

    Geraldine James

    Ritchie's Wife

35. 

    Richard Beckinsale

    Detective Ritchie (uncredited; Died before filming completed)

36. 

    Jane Gurnett

    Girl at Police Station (uncredited)