Säsongens återkommande skådespelare 1

1. 

   Peter Falk

   Columbo

Gästskådespelare 20

1. 

   Anjanette Comer

   Jenifer Welles

2. 

   Myrna Loy

   Lizzi Fielding

3. 

   George Gaynes

   Everett

4. 

   John Cassavetes

   Alex Benedict

5. 

   Charles Macaulay

   Durkee

6. 

   Blythe Danner

   Janice Benedict

7. 

   Pat Morita

   House Boy

8. 

   James Olson

   Paul Rifkin

9. 

   Michael Fox

   Dr. Benson

10. 

    Michael Pataki

    Sam

11. 

    James McEachin

    Billy Jones

12. 

    Don Knight

    Mike Alexander

13. Dawn Frame

    Audrey

14. Wallace Chadwell

    TV Director

15. 

    Elizabeth Harrower

    Board Member (uncredited)

16. Kathryn Janssen

    Restaurant Patron (uncredited)

17. Marlene Kisker

    Restaurant Patron (uncredited)

18. 

    Henry Beckman

    Detective (uncredited)

19. 

    Troy Melton

    Security Guard (uncredited)

20. Lou Nova

    Detective (uncredited)

Medarbetare 4