Mannix : A Matter of Principle (1973)
Directed by Alf Kjellin
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Synopsis
Elsa Lanchester and Ruth McDevitt as sisters bent on prosecuting a traffic violator who's also a syndicate killer. Mannix: Mike Connors. Peggy: Gail Fisher. Seldon: Dana Elcar. Denver: Jack Knight. Bagley: Mel Novak. Vayleen: Abe Vigoda.