Series Cast 20

1. 

   Darren McGavin

   Mike Hammer (39 Episodes)

2. 

   Dale Van Sickel

   Hood (uncredited) (1 Episode), Blackie Davis (uncredited) (1 Episode)

3. 

   Sue Ane Langdon

   Dixie (1 Episode), Ruby Duvall (1 Episode)

4. 

   Cindy Carol

   Anna Zabreski (1 Episode)

5. 

   Bek Nelson

   Dorothy Webb (1 Episode)

6. 

   Peggie Castle

   Joan Barry (1 Episode)

7. 

   Yvette Vickers

   Ellen Robbins (1 Episode)

8. Irene Vernon

   Myra Robbins (1 Episode)

9. 

   Jack Hogan

   Brownie (1 Episode)

10. Gene Collins

    Hill (1 Episode)

11. William Keene

    Robert Bart (1 Episode)

12. 

    Pat O'Malley

    Neighbor (1 Episode)

13. 

    Nita Talbot

    Mimi (1 Episode)

14. 

    Alberto Morin

    Captain Lorca (1 Episode)

15. 

    Robert Fuller

    Roy Barlow (1 Episode)

16. 

    Walter Reed

    Stratton (1 Episode)

17. Russell Custer

    Police Officer (uncredited) (1 Episode)

18. 

    Frances Robinson

    Joyce Conroy (1 Episode)

19. 

    DeForest Kelley

    Philip Conroy (1 Episode)

20. 

    J. Pat O'Malley

    Hugo (1 Episode)

Series Crew 1