Artistes récurrents de la saison 1

1. 

   Peter Falk

   Columbo

Vedettes invitées 33

1. 

   Tyne Daly

   Dolores

2. 

   Greg Evigan

   Harold McCain

3. 

   Frank McRae

   Lt. Robertson

4. 

   Don S. Davis

   Bertie

5. 

   Steve Forrest

   Big Fred

6. 

   León Singer

   Fernando

7. 

   Michael Gregory

   Mr. Hacker

8. 

   Stephen Liska

   Casino Manager

9. G.F. Smith

   Salesman

10. 

    Carol Swarbrick

    Casino Waitress

11. 

    Ed McCready

    Ed

12. John Petlock

    Medical Examiner

13. 

    Joel Beeson

    Clyde

14. Kay Perry

    Honey

15. 

    Joanna Sanchez

    Nancy Duran

16. Bebe Louie

    Policewoman

17. 

    Lenny Citrano

    Barber

18. Elven Havard

    Serviceman

19. Gerry Okuneff

    Dealer

20. Dick Baker

    Detective at Harold's

21. Cody Glenn

    Policeman #1

22. Vincent J. McEveety

    Policeman #2

23. Robert Deery

    Policeman at Stadium

24. Ron Troncatty

    Traffic Policeman

25. David Alan Graf

    Bystander at Accident

26. 

    Geoff Koch

    Singing Football Player

27. 

    Jeff Hochendoner

    Football Player at Wake

28. Lonnie Johnson

    Football Player at Stadium

29. Rodha Lawrence

    Guest at Wake

30. Buck Young

    Guest at Wake

31. Kyle Fredericks

    Girl at Wake

32. 

    Buddy Joe Hooker

    Policeman on PA

33. 

    Ruth Cohen

    (uncredited)

Équipe technique 2