Home / Series / Mannix / Aired Order / Season 6 / Episode 17

A Matter of Principle

A traffic accident uncovers a clueless murder.

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  • Originally Aired January 14, 1973
  • Runtime 45 minutes
  • Production Code 137
  • Network CBS
  • Created January 23, 2019 by
    Administrator admin
  • Modified January 23, 2019 by
    Administrator admin
Name Type Role
Howard Browne Writer
Shirley O'Hara Guest Star
Alex Gerry Guest Star
Jack Knight Guest Star
Gary Waynesmith Guest Star
Dana Elcar Guest Star
Ruth McDevitt Guest Star
Elsa Lanchester Guest Star
Dorothy Neumann Guest Star
Abe Vigoda Guest Star
Mel Novak Guest Star
Alf Kjellin Director